IN:
Multi-choice problem: [it]

The boulder dropped into the river, but it continued to roll.

OUT:
The boulder


IN:
Multi-choice problem: [it]

Uncharted 3 did not introduce any new ideas since their last game, Uncharted 2, but it is still going to be a fun game.

OUT:
Uncharted 2


IN:
Multi-choice problem: [they]

The management always favor the employees who are always on time, but they need to factor in other factors to determine their performance as well.

OUT:
The management


IN:
Multi-choice problem: [he]

Shawn Jun performed a huge upset over four time champion Leon Sung but he still received a large sum of money for being a runner up.

OUT:

Leon Sung