$$2004-AMC10A-6$$  Bertha has $$6$$ daughters and no sons. Some of her daughters have $$6$$ daughters, and the rest have none. Bertha has a total of $$30$$ daughters and granddaughters, and no great-granddaughters. How many of Bertha\textquotesingle s daughters and grand-daughters have no children?  伯莎有 $6$$ 个女儿，没有儿子。 她的一些女儿有 $6$$ 个女儿，其余的没有。 伯莎总共有 30个女儿和孙女，没有曾孙女。 伯莎的女儿和孙女有多少没有孩子？
选项为:A:$$22$$  B:$$23$$  C:$$24$$  D:$$25$$  E:$$26$$  请回答其中一个选项.