A bakery produces cookies; however, it makes some defects, leading to occasionally broken or burnt cookies. Presently, the yield of the process is 90 percent (i.e., 9 out of 10 cookies are good). The bakery has a goal of producing 99 percent good cookies. What form of an imp

rovement trajectory is most likely to occur? 

a. Exponential growth 

b. Exponential decay 

c. Diminishing return growth