Currently, a firm produces Y units of output using optimum levels of inputs Lo and Ko- The technology exhibits diminishing returns whenever an input is held constant. Ceteris Paribus, if the firm increases its output to Z units by optimally employing blo and bko units of inputs, which of the following is true? Select one: a. Cannot say anything for sure b. Output Z will be equal to by c. Output Z will be less than by O d. Output Z will be at most equal to by O e. Output Z will be more than by