Problem: How does the sentence end?

Tanya followed carefully as Rebecca taught them the fundamentals of reading, because
OPTIONS:
- Tanya was a dedicated student.
- Rebecca was a dedicated student.
Answer: Tanya was a dedicated student.

Problem: How does the sentence end?

Aaron asked Derrick when the college bookstore closed on Friday but
OPTIONS:
- Aaron did not know.
- Derrick did not know.
Answer: Derrick did not know.

Problem: How does the sentence end?

Hunter didn't get the flu this year, but William did even though
OPTIONS:
- Hunter got his flu shot.
- William got his flu shot.
Answer: William got his flu shot.

Problem: How does the sentence end?

Power was lost in the city but the town was unaffected, since the
OPTIONS:
- city 's electric grid was underused .
- town 's electric grid was underused .
Answer:
town 's electric grid was underused .