问题详情

According to the author, the benefits of building zoos in cities include each aspect EXCEPT______.
A．helping people realize the earth should be possessed by both human beings and animals
B．saving traveling expenses to see wilderness or wild animals
C．having people exposed to wilderness
D．making all the wild animals taken better care of此题为多项选择题。请帮忙给出正确答案和分析，谢谢！