According to Tom Bethell, as GDP per capita rises, the number of children per family: a)goes up. b)stays the same. c)goes down. d)you cannot say, for there is no connection. According to Tom Bethell, fertility has declined in most wealthy countries because: a) young people have read about the horrors of overpopulation. b)people in wealthy countries can afford abortions. c)people are wary of high taxes on excess children. d)wealth leads to a decline in religion, and the two together push down childbearing