sentence: The message sent by email arrived after the one sent by text because the  OPTIONS:
- email was delayed.
- text was delayed.
complete: email was delayed.

sentence: Amy ate some bad chicken that Mary cooked and it caused digestive issues.  OPTIONS:
- Amy felt sorry about the bad chicken.
- Mary felt sorry about the bad chicken.
complete: Mary felt sorry about the bad chicken.

sentence: Although Ian was a better writer than Robert,  OPTIONS:
- Ian found it easy to write fiction.
- Robert found it easy to write fiction.
complete:
Robert found it easy to write fiction.