A population of ground squirrels has an annual per capita birth rate of 0.06 and an annual per capitadeath rate of 0.02. Calculate an estimate of the number of individuals added to (or lost from) a population of 1,000 individuals in one year.A) 120 individuals addedB) 40 individuals addedC) 20 individuals added D) 400 individuals added E) 20 individuals lost