QUES:
Who is they in the following sentence?

The Mavericks are able to sell much merchandise to fans this season since they are idolized due to their last NBA championship win.

ANS:
The Mavericks

QUES:
Who is he in the following sentence?

Liu Kang threw the bags of Johnny Cage into the water since he mistakenly asked him to carry his bags.

ANS:
Johnny Cage

QUES:
Who is they in the following sentence?

The preservation society managed to rescue a rare species of birds since they have the funding and resources to dedicate to saving animals.

ANS:
The preservation society