The population of elk on the Bridger Range in the Rocky Mountains of western Montana can be modeled by the equation pn+1 = pn + 2.5pn(1 - pn ). The population in 1984 was 10% of the maximum population sustainable. What percent of the maximum sustainable population should be present in 1994?
a.
54%
c.
67%
b.
46%
d.
62%