I think it is b or d.

Question

What is the BEST description and explanation for the underlined word in this sentence?

The barking dog woke the entire neighborhood with his incessant noise.
A) Barking is an adjective form being used to modify the dog.
B) Barking is a verb form being used as an adjective to modify the dog.
C) Barking is a verb form being used as an adjective to modify the noise.
D) Barking is a noun form being used as an verb to clarify incessant noise.

Answer 1

Which ONE answer??

Answer 2

It is not D, it is not a noun form and is being used as an adjective

bark is a verb (if not on a tree and not a sailing ship)
it is being used as an adjective

I vote with you on B

Answer 3

Thank you!

Answer 4

You are welcome.