E is a major chord. It is made up of the notes E, G#, and B. This combination of notes creates a bright and uplifting sound, commonly used in pop, rock, and country music. The E major chord is often used as a tonic chord in the key of E major, providing a sense of resolution and stability. **

The blues chord progression in E major typically follows a 12-bar structure, with the chords E7, A7, and B7 being the primary chords used. The progression usually starts with four bars of E7, followed by two bars of A7, two bars of E7, one bar of B7, one bar of A7, and finally two bars of E7. This progression creates the characteristic blues sound and provides a framework for improvisation and melody. **

The answer to whether retail trade or wholesale and foreign trade is better depends on various factors such as the specific business goals, target market, and resources available. Retail trade involves selling products directly to consumers, allowing for higher profit margins but also requiring more marketing and customer service efforts. On the other hand, wholesale and foreign trade involve selling products in bulk to other businesses or overseas markets, offering the potential for larger sales volumes but with lower profit margins. Ultimately, the best choice would depend on the individual business's strengths, market opportunities, and long-term objectives. **

The choice between retail trade and wholesale and foreign trade depends on various factors such as business goals, target market, and resources. Retail trade involves selling products directly to consumers, allowing for higher profit margins but requiring more marketing efforts. On the other hand, wholesale and foreign trade involve selling products in bulk to other businesses or overseas markets, offering lower profit margins but potentially higher sales volume. Ultimately, the better option would depend on the specific needs and objectives of the business. **

A dominant seventh chord in the blues chord progression is a chord that is built on the root, third, fifth, and flat seventh notes of the scale. In the key of C, for example, a dominant seventh chord would be C-E-G-Bb. This chord adds a bluesy, soulful sound to the progression and is a defining characteristic of the blues genre. It creates tension and resolution, adding depth and emotion to the music. **

The chord E G B D# can be labeled as E7#9. This is because it is based on the E major chord (E G# B) with the addition of the D# note, which is the #9 (sharp ninth) interval. The #9 interval gives the chord a bluesy and dissonant sound, adding tension and color to the E major chord. **

The shortened dominant seventh chord in E major is B7. This chord consists of the notes B, D#, F#, and A, and it is built on the fifth degree of the E major scale. The B7 chord is commonly used in E major to create tension and lead back to the tonic chord, E major. **

The name of the chord A, E, C is an A minor chord. This chord consists of the notes A, C, and E, and is commonly represented as Am in chord notation. The A minor chord is a basic triad chord and is commonly used in various musical genres. **