Devi is $$9$$ years old and Valli is $$13$$ years old now. What is the ratio of Devi\textquotesingle s age to Valli\textquotesingle s age in $$5$$ years\textquotesingle{} time? 
选项为:A:$$3:7$$  B:$$7:9$$  C:$$13:14$$  D:$$9:18$$  请回答其中一个选项.