Problem: How does the sentence end?

Heather decided to replace the wheel of the car instead of the window because the 
OPTIONS:
- wheel was in stock.
- window was in stock.
Answer: wheel was in stock.

Problem: How does the sentence end?

Matthew confided to Hunter that he dumps bleach in his yard.  
OPTIONS:
- Matthew was outraged.
- Hunter was outraged.
Answer: Hunter was outraged.

Problem: How does the sentence end?

The dentist cleaned the tongue with a scraper instead of a towel, even though the 
OPTIONS:
- scraper was superior.
- towel was superior.
Answer: towel was superior.

Problem: How does the sentence end?

Throughout the year Elena was training Megan in business marketing when 
OPTIONS:
- Elena was the student.
- Megan was the student.
Answer:
Megan was the student.