Arthur Borrows a New Pair of Stereo Speakers from Jim,his

Arthur borrows a new pair of stereo speakers from Jim,his classmate,who stays in the campus hostel.After about a week,Arthur goes to the hostel and leaves the speakers with Ryan,who lives on the floor adjacent to Jim's,asking him to give them to Jim.Ryan forgets to do so and loses the speakers.In such a situation:

A) Ryan is liable to Jim;he should have been more careful.
B) Arthur is liable to Jim;he is the bailee.
C) Jim is not liable to anyone because he returned the speakers.
D) It was Jim's responsibility to take the speakers back.