The menu at joejoe? 's coffee shop consists of a variety of coffee? drinks, pastries, and sandwiches. the marginal product of an additional worker can be defined as the number of customers that can be served by that worker in a given time period. joejoe has been employing one? worker, but is considering hiring a second and a third. explain why the marginal product of the second and third workers might be higher than the first. the marginal product of the second and third workers might be increasing because:

a. workers of higher quality can be hired, and output will increase at an increasing rate

b. workers can take advantage of existing machinerytake advantage of existing machinery? , and total output will increase.

c. workers can take advantage of existing machinerytake advantage of existing machinery? , and average output will increase.

d. the company can purchase more machinery for the additional? workers, and output will increase at an increasing rate.

e. workers can specialize at a separate taskspecialize at a separate task? , and output will increase at an increasing rate.