Select the option that expresses the given sentence in reported speech.
I said to my father, “Don’t worry! I will complete all the work by tomorrow.”

A

I assured my father that I would have completed all the work by the following day

B

I assured my father that I will complete all the work by the following day.

C

I assured my father that I would complete all the work by the following day.

D

I told my father do not worry I would complete all the work by tomorrow.