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: Consider Input: The town was only able to find a source of water and not the oil because the _ was scarce. (A) water (B) oil

Output: B


Input: Consider Input: The carpenter wanted to build a wall, but he didn't have enough bricks. He built a water well instead because the _ required too many bricks. (A) water well (B) wall

Output: B


Input: Consider Input: Sarah took their bird to Rachel at the vet office, but _ thought their bird was acting normally. (A) Sarah (B) Rachel


Output: B