A Misplaced the Fence on His Property Boundary

Multiple Choice

A misplaced the fence on his property boundary. The fence is six inches too far and is on his neighbor's, B's, property. A puts grass and trees in the area by the fence and cares for it for 27 years. A:

A) Is a trespasser.
B) Has a license to use the six inches.
C) Has a life estate.
D) Has acquired title by adverse possession.