7. Which of the following best describes marginal cost?
a. The additional expenses or effort you
expend when performing one more unit of
action
b. The additional benefit you receive from
performing one more unit of action
c. The amount you pay for a good or service
d. When consumers wants and needs exceed
scarce productive resources

where are the statements?

gays

explanation:

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.