What is the collective noun in the sentence?

Jan screamed as a swarm of insects flew at her.

What is the collective noun in the sentence?

I'm excited to go to Disney World with my family for spring break!

What is the collective noun in the sentence?

Although our team didn't win, we were still really proud of ourselves.

a pack of ________________

two ___________ of rice

a ____________ of kittens

a _____________ of elephants

a ________________ of fish

The crew of sailors boarded the ships.

{Choose the collective noun}