3. The market demand for office space is the: (1) horizontal sum of the individual demands for office space. (2) average of the individual demands for office space. (3) vertical sum of the individual demands for office space. (4) horizontal product of the individual demands for office space. 4. There are thousands upon thousands of wheat farmers who produce and sell wheat and there are millions upon millions of consumers who use wheat and wheat products. This market for wheat would be considered: (1) almost perfectly competitive. (2) monopolistic. (3) oligopolistic. (4) monopolistically competitive