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 Q]: The trumpet of Tanya was stolen by the sneaky Erin, so _ is very, very discreet. (A) Tanya (B) Erin
[EX A]: B

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

[EX Q]: Alexandria was buying cleaning supplies at the store. She ended up getting a mop but leaving the duster because the _ was overpriced. (A) mop (B) duster
[EX A]:
B