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".

Q: It was Tanya's turn to clean the bathtub and Natalie's turn to clean the sink. _ was obligated to clean the bathtub. (A) Tanya (B) Natalie

A: A
****
Q: We moved out of the room to take the test in the hallway, as the _ made focusing difficult. (A) room (B) hallway

A: A
****
Q: In the salon, Mary styled the hair of Erin in a complex and intricate way because _ wanted a good tip. (A) Mary (B) Erin

A:
A
****