Which sentence contains a gerund?

* my cell phone battery is dying.
* stop worrying about every detail.
* what is Gigi holding the crying baby?
* hiking is a great form of exercise.

b a gerund is a noun ending in ing.And worrying is a noun so it's b

Explanation:

since it is asking for her reaction to elnora's trouble at school you can rule out any answers with a positive response (b). then you can rule out (d), this is because it does not show the mother's reaction but the daughter's response. that leaves you with two options (a) and (c), by looking at the options you can rule out (c) because it isn't referring back to elnora's issues at school.

a tiger who seemed to be strangely talking to a mouse near a huge tree. that is when i noticed that the tiger was weirdly hitting the bottom of the tree with his large paws, and to my amazement the tree seemed to open up to some underground

that is my idea for you to develop your story

happy to

pls mark as brainliest