Select the option that expresses the given sentence in reported speech.
"Whom did you see at the shopping mall today?” I asked my daughter.

A

I asked my daughter whom she had seen at the shopping mall that day.

B

I asked my daughter who she has seen at the shopping mall today.

C

I asked my daughter that whom she saw at the shopping mall on that day.

D

I asked my daughter that whom did she saw at the shopping mall that day.