QUESTION:
American Airlines offers upgrades for their preferred passengers so they continue choosing their airlines over others.
Who is "they"?

ANS:
their preferred passengers

QUESTION:
The cap fell off the bottle because it was pressurized.
Who is "it"?

ANS:
the bottle

QUESTION:
Blue Thunder scored more goals than Green Hogs since they are the better team.
Who is "they"?

ANS:
Blue Thunder

QUESTION:
Dogs are friendlier than cats since they would rather be alone.
Who is "they"?

ANS:
cats