Problem: How does the sentence end?

Victoria was installing new floral window treatments in the living room for Betty because 
OPTIONS:
- Victoria was a designer.
- Betty was a designer.
Answer: Victoria was a designer.

Problem: How does the sentence end?

Betty's dog is dangerous and she asked Laura to train her dog, because 
OPTIONS:
- Betty is a dog trainer.
- Laura is a dog trainer.
Answer: Laura is a dog trainer.

Problem: How does the sentence end?

The method that Patricia used was faster than that of Lindsey, therefore 
OPTIONS:
- Patricia got done quicker.
- Lindsey got done quicker.
Answer: Patricia got done quicker.

Problem: How does the sentence end?

Randy sang terribly but loved listening to Logan who had had many lessons to sing beautifully. The trained singer was 
OPTIONS:
- Randy .
- Logan .
Answer:
Logan .