What is a gerund, and how does it function in a sentence?

A gerund is a noun made from a verb root plus ing.
I think?

I believe the answers questions and answers are put in random order.
For the 8th grade Gerunds quick check, the answers are:
1.What is a gerund, and how does it function in a sentence?
A gerund is a verb ending in -ing that functions as a noun in a sentence.
2.Which sentence includes a gerund?
Swimming in the gulf is Finn's favorite summer activity.
3.How is the gerund functioning in the following sentence?
Traveling offers the opportunity to meet new people and experience new cultures.
answer: as a subject of the sentence
4.Which sentence includes a gerund?
My family is impressed by my cooking.
Your welcome

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Koolkid is Kool and right in 8/21

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Still right

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koolkid is correct 9/14/21

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its still correct

not correct anymore.

cool a w

i mean the one with a k

Kool kid is still right even is 2022
Answers are
C
A
B
A