Which of the following are correct ?

A. A competitive market can secure efficient resource use in the provision of private goods, but market failure occurs in that of social goods

B. Efficient provision of social goods involves horizontal rather than vertical addition of Individual pseudo-demand schedules

C. To seek efficient provision of social goods, a political process of budget determination is needed

D. Corrective action may be needed when consumer choice is based on false advertising

E. There are mixed cases between the extremes of purely private and purely social goods.

Choose the most appropriate answer from the options given below: