music to be performed by a small group is commonly known as _____ music

a. orchestral
b. chamber
c. concerto
d. sequential

i think the answer is b. chamber

The correct answer is b. chamber music.

To arrive at this answer, we need to understand the definitions of the options provided:

a. Orchestral music refers to music that is written and performed by a full orchestra, consisting of multiple sections and a large number of musicians playing different instruments.

b. Chamber music is music composed for a small group of instruments, typically ranging from two to nine performers. It is designed to be performed in an intimate setting, such as a chamber or small room.

c. Concerto is a musical composition typically consisting of three movements, where a solo instrument or a small group of instruments is accompanied by an orchestra. It is different from chamber music because it involves a larger ensemble and often a soloist.

d. Sequential is not a term commonly used to describe a genre or style of music.

Given the options and their definitions, the most fitting answer for music performed by a small group would be b. chamber music.