Which of the following is an example of a public good?

a. when the government defends the country

b. a road

c. administering education systems

d. building a library

the answer would be 50's sitcoms reinforced traditional roles for men and women.

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean

(b) britain had a much larger navy than the u.s.

(d) the u.s. had a small army compared to britain.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.