Question:
Gold is more popular than black because it is shiny.

it
OPTIONS:
- Gold
- black
Answer:
Gold
Question:
Hybrid cars produce less pollution than diesel trucks because they use less gas and more electricity.

they
OPTIONS:
- Hybrid cars
- diesel trucks
Answer:
Hybrid cars
Question:
Ken has Adam's bike, because he took it from him.

he
OPTIONS:
- Ken
- Adam
Answer:
Ken
Question:
The pyramids are a maze which contains a great deal of treasure, so they constantly attract treasure hunters exploring the depths.

they
OPTIONS:
- The pyramids
- treasure
Answer:
The pyramids