[15]. 2 Consider the scenario where human population is expected to grow from 7.6 billion in the year 2020 to an ultimate carrying capacity population of 12 billion people following a logistic curve. Given an annual growth rate of 1.075 % in 2019 (World Bank data): (10) a. When will the world's population reach 10 billion? (5) b. Assuming you are 20 years old, your life expectancy is another 57.1 years for males and 61.8 years for females. What will world population be when you pass away