to get on (one’s) nerves

Do you know the English phrase “to get on (one’s) nerves? Look at the conversation. Can you guess the meaning?

Emily: I wish that man would stop tapping his pen on the table!

Nelly: I do too! It is really getting on my nerves!

Does it mean

a) to annoy

b) to make nervous

c) to hurt

The answer is below! ↓

cat-with-attitude

 

Answer: a) to annoy