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:
Natalie hated cats while Lauradidn't so _ got upset when the other brought one home. (A) Natalie (B) Laura

Ex Output:
A

Ex Input:
The college decided to stop the chemistry program but continue engineering, because the _ program was expensive to develop. (A) chemistry (B) engineering

Ex Output:
A

Ex Input:
I used the shampoo less than the herbal oil because the _ left my scalp feeling nourished. (A) shampoo (B) oil

Ex Output:
B