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


question:
Kylie had her mind set on seeing Venice by boat, but she was in a hurry so she saw it by trolley since the _ was fast. (A) trolley (B) boat
answer:
A


question:
He thought he lost his marbles in the dream world, but the _ were in his pocket the entire time. (A) marbles (B) dream world
answer:

A