Xiao Li, Xiao Zhang, Xiao Ma, and Xiao Wang discussed the construction of low-rent housing in N area. Xiao Li said: "The low-rent housing in N area is well constructed. " Xiao Zhang said: "There is no low-rent housing in N area. House construction is good. "Xiaoma said," Some low-rent housing in N area is not well built. "Xiao Wang:" N area still has a good construction of low-rent housing. ". If Xiao Zhang and Xiao Ma are both wrong, can they launch? ['Li is wrong.', 'Li and Wang are wrong.', 'Xiao Wang is wrong.', 'Xiao Wang is right.']