Averb form that functions as a noun is called a(n) .

  Gerund.

Explanation:

  A gerund is a form of a verb when the actions is not yet finished. It main difference from the other verbs is that it ends with "ing". Often, but not exclusively, it functions as a noun. Which means that can receive and perform an action. But it also retains properties of a verb, like being modificable by an adverb.

  I hope this answer helps you.

well if you have a lion for example it will kill you and that's why you shouldn't have and exotic animal

i believe the answer is perspective