The cat looked at the big dog, and it was terrified.

Who is "it" in this prior sentence?
OPTIONS:
- The cat
- the big dog
The cat
Bob cooked omelets for Jack, because he was hungry.

Who is "he" in this prior sentence?
OPTIONS:
- Bob
- Jack
Jack
The cat looked at the big dog, and it barked menacingly.

Who is "it" in this prior sentence?
OPTIONS:
- The cat
- the big dog

the big dog