Which sentence is the gerund used as an appositive?

A) Catering is a great way to show off your talent as a cook.
b) The best part of catering is making a special occasion a tasty event.
c) The girl has a new job, catering.
d) Mr. Lane gives all of his time and energy to catering.

2 answers

I'll be glad to check your answer.
Ms.Sue is it A?