A market produces too much of a good when the price of the good is: greater than the marginal social cost of providing it. equal to the marginal social cost of providing it. less than the marginal social cost of providing it. equal to 1.

less than the marginal social cost of providing it.

Explanation:

A market produces too much of a good when the price of the good is less than the marginal social cost of providing it.

No consumer would willingly pay for an efficient quantity of a public good, because the marginal benefit to a consumer is less than the marginal social benefit.

Also, If the marginal social benefit received from a good is less than the marginal social cost of production, then society's well-being can be improved if production decreases.

d) social security number

let me know if i am correct or not, so i can edit the answer.

there's 11 people for the 1st position. then, no matter who gets it, there's only 10 left for the second, and then 9 left for the third. 11 x 10 x 9 = 990.   the answer is there are 990 different ways the positions can be filled by these applicants