QUES: Continue writing.

Patricia had a bad memory compared to Erin, so

OPTIONS:
- Patricia easily won the quiz show and took home the prize.
- Erin easily won the quiz show and took home the prize.
+++++++++
ANS: Erin easily won the quiz show and took home the prize.

QUES: Continue writing.

The store sold lots of simple rings but only a few elaborate necklaces, probably because the

OPTIONS:
- necklaces were cheaper.
- rings were cheaper.
+++++++++
ANS: rings were cheaper.

QUES: Continue writing.

Betty had perfectly white teeth while Erin had yellowed teeth;

OPTIONS:
- Betty offered her some whitening toothpaste.
- Erin offered her some whitening toothpaste.
+++++++++
ANS: Betty offered her some whitening toothpaste.

QUES: Continue writing.

At the hospital, Cynthia injects Katrina with some strong drugs because

OPTIONS:
- Cynthia is a trained physician.
- Katrina is a trained physician.
+++++++++
ANS:
Cynthia is a trained physician.