The economic function of middle-man is

A.To exploit the parties involved in the exchange
B.To ensure that parties to an exchange are made better off
C.To make trade among individuals so that the middle-man realizes a profit
D.Unjustified because the traders them selves could engage in trade and be better off if they did not pay the middle-men
E.All of the above

A synthetic process is one that

A.Combines several different ingredients or assembles numerous component parts to manufacture a product
B.Starts with basic raw materials and breaks it down into various constituent products
C.Is characterized by an uninterupted flow of operations from raw materials to end product
D.Involves operations which are repeated in the same way
E.Involves non-repetitive operations