sentence: I had to add more memory to my computer but the tablet was fine.  The  OPTIONS:
- computer was running too slow.
- tablet was running too slow.
complete: computer was running too slow.

sentence: The served coffee in the old cups rather than the new glass mugs because the  OPTIONS:
- mugs were already clean.
- cups were already clean.
complete: cups were already clean.

sentence: Nelson is assigning Steven with the job of collecting the panpipes,  OPTIONS:
- Nelson is team leader in band class.
- Steven is team leader in band class.
complete:
Nelson is team leader in band class.