Which of the following statements is true?

a

A price floor creates asurplus(an excess supply that cannot be eliminated by a decrease in the price of the good).

b

A good example of a price floor is price support programs for agricultural goods (such as milk, butter and cheese, currently).

c

A problem with price support programs for agricultural goods is that lots of farmers are millionaires and big corporations.

d

All of the above.

e

Only a) and b)