Question:
The construction company could not rezone the area due to endangered butterflies because they are in danger of being wiped out if their environment is ruined.

they
Answer:
endangered butterflies
Question:
HP sold a new LED monitor for a heavily discounted price to consumers, so they could create a stronger foot hold in the computer sector.

they
Answer:
HP
Question:
Apple indicated that the Siri program would not be available for previous IPhones, but they were proven wrong when hackers were successful.

they
Answer:
Apple
Question:
Paul made fun of Henry since he knew everyone else did.

he
Answer:
Paul