Definition: In this task, you are given a question containing a blank (_) and two options. You should pick the best option to answer the question. Please answer with "A" or "B".
Input: When shopping for flowers, he wanted to buy bluebonnets and marigolds for his garden bed, but could only find marigolds, as the _ were plentiful in his area. (A) bluebonnets (B) marigolds

B