Problem: Maintenance work suited Donald but not Adam because
OPTIONS:
- Donald had a good working knowledge of tools.
- Adam had a good working knowledge of tools.

My choice: Donald had a good working knowledge of tools.

Problem: He started a company dealing with housing rather than agriculture because the
OPTIONS:
- agriculture was less lucrative.
- housing was less lucrative.

My choice: agriculture was less lucrative.

Problem: The household was preparing to send the children to school and bought pencils but not pens because the
OPTIONS:
- pencils were required.
- pens were required.

My choice: pencils were required.

Problem: Leslie was unable to prepare for his exam like Ian was, since
OPTIONS:
- Leslie was a very free person.
- Ian was a very free person.

My choice:
Ian was a very free person.