Answer:
The sentence that has a gerund is:
B. Chewing the heels off all of my nice shoes is Stinker's favorite thing to do.
Explanation:
A gerund is a form that is derived from a verb. However, it functions as a noun. It is formed by adding -ing to the root of the verb. For example: dance - dancing; eat - eating; study - studying.
Among the options, the one that has a gerund is letter B. "Chewing the heels off all of my nice shoes is Stinker's favorite thing to do." The gerund "chewing" functions as a noun. In this sentence, more specifically, it functions as the subject.
You will feel better about yourself and your overall lifestyle will change to be better.
He said that I am his friend