Refers to any piece with an overall three-part structure; also known as ternary form or A-B-A form:

Question

Toccata
Three-part form
Fantasia

Music from the Medieval and Renaissance periods does not often appear on modern-day orchestral concerts because:

The music is too complicated for modern audiences.
The music is generally too soft to appreciate.
The orchestra as an ensemble did not begin to take shape until the Baroque period.
From the Baroque through the Romantic periods, the orchestra in general:

Grew larger.
Stayed the same.
Shrunk in size.

Impresario and manager of Paris’ Ballet Russes. He was instrumental in fostering collaborations among composers, choreographers, and writers of his time, especially in the creation of new forms of ballet.

Johann Sebastian Bach
Serge Diaghilev
Bela Bartok

Concerts in the late eighteenth and throughout the nineteenth centuries:

Were considerably shorter than present day concerts.
Were considerably longer than present day concerts.
Were never available to the general public.
Romantic period Polish composer known primarily for music for the piano. He invented or redesigned many small–scale genres for the instrument including the etude, prelude, nocturne, mazurka, and ballade.

Johann Sebastian Bach
John Cage
Frederic Chopin
The concept of thematic development in the Classical period found its most potent outlet in:

Rondo form
A-B-A form
Sonata form
The main theme in a fugue.

Theme
Subject
Fugue

Answer 1

Here are the answers to the questions based on your provided options:

1. Refers to any piece with an overall three-part structure; also known as ternary form or A-B-A form:

   • Three-part form

2. Music from the Medieval and Renaissance periods does not often appear on modern-day orchestral concerts because:

   • The orchestra as an ensemble did not begin to take shape until the Baroque period.

3. From the Baroque through the Romantic periods, the orchestra in general:

   • Grew larger.

4. Impresario and manager of Paris’ Ballet Russes. He was instrumental in fostering collaborations among composers, choreographers, and writers of his time, especially in the creation of new forms of ballet:

   • Serge Diaghilev

5. Concerts in the late eighteenth and throughout the nineteenth centuries:

   • Were considerably longer than present day concerts.

6. Romantic period Polish composer known primarily for music for the piano. He invented or redesigned many small-scale genres for the instrument including the etude, prelude, nocturne, mazurka, and ballade:

   • Frederic Chopin

7. The concept of thematic development in the Classical period found its most potent outlet in:

   • Sonata form

8. The main theme in a fugue:

   • Subject

Please let me know if you have any other questions!