Who is the first African-American to perform at the Metropolitan Opera?
Marian Anderson was the first African-American to perform at the Metropolitan Opera.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Who is the first African-American to perform at the Metropolitan Opera?
### Input: 
### Response: Marian Anderson was the first African-American to perform at the Metropolitan Opera.