John Steals an Old,battered Bicycle That Is Parked,unlocked,in Front of a Convenience

Multiple Choice

John steals an old,battered bicycle that is parked,unlocked,in front of a convenience store.He repairs,paints,and replac?es parts on the bike un?til it is like new.The original owner,Kim,claims the bike.The bike be?longs to

A) John and Kim as owners in common.
B) John because he made substantial improvements to it.
C) John because Kim claimed it only after John improved it.
D) Kim because John stole it.