While fixing the bike, the rust had to be replaced with chrome.  The 
OPTIONS:
- rust was old.
- chrome was old.
rust was old.

The stock market was a better place for Rebecca to work than Samantha. 
OPTIONS:
- Rebecca found math and numbers easy.
- Samantha found math and numbers easy.
Rebecca found math and numbers easy.

Jeffrey is a renowned pathologist, Ryan is a teacher therefore 
OPTIONS:
- Jeffrey does not examine dead human bodies.
- Ryan does not examine dead human bodies.
Ryan does not examine dead human bodies.