In feudal LACE>EuropeLACE>, urban areas developed from clusters of houses where peasants lived and commuted to farmlands in the countryside, unlike homesteading policies in the American West that required residency on the land itself in order to obtain eventual ownership.
(A) In feudal LACE>EuropeLACE>, urban areas developed from clusters of houses where peasants lived and commuted to farmlands in the countryside, unlike homesteading policies in the American West that
(B) In feudal LACE>EuropeLACE>, urban areas developed from clusters of houses where peasants lived and from which they commuted to farmlands in the countryside, but in the American West homesteading policies
(C) Unlike feudal LACE>EuropeLACE> where urban areas developed from clusters of houses where peasants lived and commuted to farmlands in the countryside, the American West’s homesteading policies
(D) Unlike feudal LACE>EuropeLACE> where urban areas developed from clusters of houses where peasants lived and commuted to farmlands in the countryside, the homesteading policies of the American West（B）
(E) Urban areas developed from clusters of houses where peasants lived from which they commuted to farmlands in the countryside in feudal Europe, unlike the American West where homesteading policies
不知怎么判断A与B，意思不明白，所以选错了，请指点 | 
