If r = 1 and k = 200 in the logistic equation for cod population, what does 'r' and 'k' represent?
a) r represents the carrying capacity; k represents the intrinsic growth rate.
b) r represents the intrinsic growth rate; k represents the carrying capacity.
c) r represents the death rate; k represents the birth rate.
d) r represents the birth rate; k represents the death rate.