From an Economic Standpoint,if One Believes That a Group Would

From an economic standpoint,if one believes that a group would be better off from a policy change,this implies that _____.

A) a majority of the group would be better off because of the change
B) a super-majority of the group would be better off because of the change
C) everyone in the group would be better off because of the change
D) the total effect of the change is positive,even if most individuals are not better off