Sharice works for a lawn care service for a living. Sharice is limited to mowing at most 6 hours per day. If Sharice's short - run production function is q = 1.91L where q = quantity of acres Sharice can mow L in hours of work. Which of the following statements is FALSE?

a. Sharice's marginal product of labour is increasing over time.
b. Sharice's average product of labour is constant.
c. Sharice's maximum total product is 11.46 acres.
d. Sharice's marginal product and average product of labour are identical.