IN: Which person is he?
Jim pooped on Jack and he vomited.

OPTIONS:
- Jack
- Jim
OUT: Jack

IN: Which person is they?
The pilots saved the passengers because they begged them to.

OPTIONS:
- The pilots
- the passengers
OUT: the passengers

IN: Which person is they?
The cops maced the protesters because they blindly follow orders.

OPTIONS:
- The cops
- the protesters
OUT: The cops

IN: Which person is he?
The kidnapper will not return Trent Reznor until he is given a private performance.

OPTIONS:
- The kidnapper
- Trent Reznor
OUT:
The kidnapper