According to the passage which of the following is TRUE？A．Poor pre－school kids have a lar
专四
已帮助 人
According to the passage, which of the following is TRUE？
A．Poor pre-school kids have a larger vocabulary than rich kids.
B．President Obama believes that early education can solve all economic and social problems.
C．Rich pre-school kids have a richer vocabulary than poor kids.
D．President Obama"s education secretary thinks it is morally wrong to let kids start kindergarten early.
请帮忙给出正确答案和分析，谢谢！