Add fuel to the fire

Do you know the English expression “to add fuel to the fire“? Read the conversation below. Can you guess the meaning?

Edwin: John and Roy had an argument in the pub the other night.

Will: How did it end?

Edwin: It would have ended amicably, but Harry added fuel to the fire by saying that Roy liked John’s wife, so John punched him!

Does it mean:

a) make something burn

b) heat up a place

c) annoy someone

d) make a bad situation worse

The answer is below!↓

 

Answer: d) make a bad situation worse