sentence: Neil writes a letter to Jason from abroad because OPTIONS:
- Neil is a very good writer.
- Jason is a very good writer.
complete: Neil is a very good writer.

sentence: Scarlett used pine wood instead of oak to build her birdhouse, because the OPTIONS:
- pine was cheaper.
- oak was cheaper.
complete: pine was cheaper.

sentence: My real estate seminar started at 6:00 and I take the bus home at 7:00 so there wasn't much time. Thankfully, the OPTIONS:
- seminar was delayed so I made it.
- bus was delayed so I made it.
complete:
bus was delayed so I made it.