Problem: How does the sentence end?

Tanya had to take a flight to a different country while Maria had to go down the street, so
OPTIONS:
- Tanya traveled by plane.
- Maria traveled by plane.
Answer: Tanya traveled by plane.

Problem: How does the sentence end?

Ian began to test Ryan on various elements in the periodic table, because
OPTIONS:
- Ian was good at science.
- Ryan was good at science.
Answer: Ian was good at science.

Problem: How does the sentence end?

Come over here and take a look at my scalp today Natalie told Katrina,
OPTIONS:
- Natalie needs a second opinion.
- Katrina needs a second opinion.
Answer: Natalie needs a second opinion.

Problem: How does the sentence end?

This was Brian's first child but not Donald so
OPTIONS:
- Brian had no idea what to do with the contractions.
- Donald had no idea what to do with the contractions.
Answer:
Brian had no idea what to do with the contractions.