Question

Select the sentence with correct subject-verb agreement.

a. The choir, which have performed all over the world, is preparing for the Detroit concert next week.
b. The choir, which has performed all over the world, is preparing for the Detroit concert next week.
c. The choir, which have performed all over the world, are preparing for the Detroit concert next week.

Answer 1

The answer is B: The choir, which has performed all over the world, is preparing for the Detroit concert next week.

Explanation: i hope this help i'm sorry if its wrong :)

Answer 2

b. The choir, which has performed all over the world, is preparing for the Detroit concert next week.