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]: Aaron was always skipping leg day at the gym but Derrick never missed it. _ had very skinny legs. (A) Aaron (B) Derrick
[EX A]: A

[EX Q]: The park gardener dumped topsoil from the bag into the flower pot until the _ was empty. (A) bag (B) pot
[EX A]: A

[EX Q]: Ben preferred to use the phone to keep track of the passing years instead of a calendar, since the _ was portable. (A) calendar (B) phone
[EX A]:
B