IN:
Multi-choice problem: [they]

Four wheel drive cars are used for rally racing instead of rear wheel cars because they are better for off-road racing.

OPTIONS:
- Four wheel drive cars
- rear wheel cars

OUT:
Four wheel drive cars

IN:
Multi-choice problem: [he]

Ryan has much less hair than Gary, so he has to cut his hair constantly.

OPTIONS:
- Ryan
- Gary

OUT:
Gary

IN:
Multi-choice problem: [it]

The ball broke the window because it was fragile.

OPTIONS:
- The ball
- the window

OUT:
the window

IN:
Multi-choice problem: [they]

Marriott rewards frequent travelers with points for free stays, but they are also enticed by other reward programs from other hotels.

OPTIONS:
- Marriott
- frequent travelers

OUT:
frequent travelers