昨天，四个孩子在城市医院出生。假设每个孩子都有可能是男孩或女孩。以下哪种结果最有可能？  Four children were born at City Hospital yesterday. Assume each child is equally likely to be a boy or a girl. Which of the following outcomes is most likely?．
选项为:A:all $$4$$ are boys  4个都是男孩  B:all $$4$$ are girls  四个都是女孩  C:$$2$$ are girls and $$2$$ are boys  2个女孩和$$2$$个男孩  D:$$3$$ are of one gender and $$1$$ is of the other gender  3个是同一种性别，$$1$$个是另一种性别  E:all of these outcomes are equally likely  所有这些结果都有同样的可能性  请回答其中一个选项.