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".

Ex Input:
It was hard work balancing the coffee pot on the campfire but the _ was essential for starting the day. (A) coffee pot (B) campfire

Ex Output:
A


Ex Input:
Matthew is a public health expert, Justin is not therefore _ would not be best at explaining the danger of mold. (A) Matthew (B) Justin

Ex Output:
B


Ex Input:
The children loved pulling the flowers but could not pull the weeds, as the _ were very rugged. (A) flowers (B) weeds

Ex Output:

B