A) Jerry and George own adjoining lots on which they built houses. In 1970, Jerry built a fence to separate the two houses; however, he erected it about four feet into George's land. George failed to take steps to have the fence moved to its rightful position on the line between their lots. For twenty years Jerry acted as if he owned this extra space. If the statute of limitations in that state is twenty years, in 1990

a. Jerry has a fee simple interest in that extra piece of land

b. Jerry has acquired that land by adverse possession

c. Jerry has no claim to that land because he never notified George as to the error

d. Jerry has an easement as to the land.