Which sentence uses correct punctuation?

A.
Jenna asked her father “Who is your favorite singer?”
B.
Jenna asked her father? “Who is your favorite singer?”
C.
Jenna asked her father. “Who is your favorite singer?”
D.
Jenna asked her father, “Who is your favorite singer?”

The sentence that uses correct punctuation is:

D. Jenna asked her father, "Who is your favorite singer?"