It is not possible for me to know what your favorite color is, as it is a personal preference. Could you please specify which letter in the parentheses corresponds to your favorite color?
My favorite color is (A) red, (B) purple, (C) yellow.
### Instruction:
Select the correct letter in the parentheses.

### Input:
My favorite color is (A) red, (B) purple, (C) yellow.

### Response:
