Kayla tried to hire Jessica to water the plants because 
OPTIONS:
- Kayla was going away on a long vacation.
- Jessica was going away on a long vacation.
Kayla was going away on a long vacation.

Betty received far more toys for Christmas than Sarah being that 
OPTIONS:
- Betty 's family was very poor.
- Sarah 's family was very poor.
Sarah 's family was very poor.

Brian asked Donald how to prepare glycerol stock since 
OPTIONS:
- Brian had never made it before.
- Donald had never made it before.
Brian had never made it before.