QUESTION:
When the preschoolers visited the senior citizens, they were surprisingly well behaved.
Who is "they"?

ANS:
the preschoolers

QUESTION:
Katie accused Jane but she felt badly about it.
Who is "she"?

ANS:
Katie

QUESTION:
Blizzard Entertainment does not sell their games on Steam because they require part of the profits for each sale.
Who is "they"?

ANS:
Steam

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

ANS:
Uncharted 2