$$2014-AMC10A-11$$  For the consumer, a single discount of $$n \%$$ is more advantageous than any of the following discounts:  ($$1$$) two successive $$15 \%$$ discounts  ($$2$$) three successive $$10 \%$$ discounts  ($$3$$)a $$25 \%$$ discount followed by a $$5 \%$$ discount  What is the smallest possible posiive integer value of $$n$$?  对于消费者来说，单次折扣$n \%$$比以下任何一种折扣都更具优势：  ($$1$$) 连续两次 $$15 \%$$ 折扣  ($$2$$) 连续三次 $$10 \%$$ 折扣  (3) 25\%折扣，然后是 5\%折扣  $$n$$ 的最小可能正整数值是多少？
选项为:A:$$27$$  B:$$28$$  C:$$29$$  D:$$31$$  E:$$33$$  请回答其中一个选项.