The kitty didn't fit into the litter box that we bought for her because the
OPTIONS:
- box is too small.
- kitty is too small.
box is too small.

Sarah asked Elena what are the best actions to increase fertility, but
OPTIONS:
- Sarah did not know the course of action.
- Elena did not know the course of action.
Elena did not know the course of action.

Noah had to take out a loan to buy the house but not the vehicle because the
OPTIONS:
- house was cheap.
- vehicle was cheap.
vehicle was cheap.