sentence: Lawrence could install the router on their own but not Christopher because  OPTIONS:
- Lawrence was proficient in electronics knowledge.
- Christopher was proficient in electronics knowledge.
complete: Lawrence was proficient in electronics knowledge.

sentence: On Sunday, Kenneth was cleaning the carpet instead of Leslie because  OPTIONS:
- Kenneth is a very disorganized person.
- Leslie is a very disorganized person.
complete: Leslie is a very disorganized person.

sentence: The raft sank but the door floated. The family survived by staying off the  OPTIONS:
- door .
- raft .
complete:
raft .