Which of the following sentences contains correct capitalization?

A.
Mom asked, "Would you like a subscription to the magazine sports illustrated?"

B.
Mom asked, "would you like a subscription to the magazine Sports Illustrated?"

C.
Mom asked, "Would you like a subscription to the magazine Sports Illustrated?"

D.
Mom asked, "would you like a subscription to the magazine sports illustrated?"

C.

Mom asked, "Would you like a subscription to the magazine Sports Illustrated?"