Choose the most appropriate option to change the narration (direct / indirect) of the given sentence.
“Don’t overspeed at night,” I said to Irina.

Options

A. I had been warning Irina not to overspeed at night.
B. I warn to Irina not to overspeed at night.
C. I warned Irina not to overspeed at night.
D. Over speeding at night is not good, I said to Irina.

Answer

C