sentence: James will be needing two envelopes for the letter he wrote because the  OPTIONS:
- letter is small.
- envelope is small.
complete: envelope is small.

sentence: The spider caught more flies if it built its web on the ceiling instead of the floor since the  OPTIONS:
- ceiling was less attractive to its prey.
- floor was less attractive to its prey.
complete: floor was less attractive to its prey.

sentence: The carpenter took boards from his truck and put them in the garage until the  OPTIONS:
- garage was full.
- truck was full.
complete:
garage was full.