In 1987, 18 black-footed ferrets, the last known individuals of this species, were captured and brought into a captive breeding program in Wyoming. In 1989, the total ferret population, still in captivity, was 120 animals. These 120 animals in 1989 represented the:

Question 1 options:

density of the population

total population size

range of the population, from 18 – 120

distribution of the population