IN:
Multi-choice problem: [he]

Steve Ballmer took over as CEO of Microsoft after Bill Gates because he was a unicorn.

OUT:
Steve Ballmer

IN:
Multi-choice problem: [they]

The US Health inspection board shut down several food factories, but they discovered that many rules and regulations were violated.

OUT:
The US Health inspection board

IN:
Multi-choice problem: [they]

HP sold a new LED monitor for a heavily discounted price to consumers, so they ended up buying mass amounts of monitors.

OUT:
consumers

IN:
Multi-choice problem: [they]

Knights preferred dragons over horses because they could fly.

OUT:
dragons