Which one of the following statements about population and health geography are correct? A. The current distribution of people over Earth is an outcome recent migration. B. Declining fertility and longer life expectancy are causing populations to age. C. Fertility rates vary because of the decisions that men are able to make. D. Women in less developed countries are having more children and the explanation appears to be that women continue to be denied education. E. World population continues to increase markedly with no indication of stabilization by 2100