A drawer contains ten identical yellow socks, eight identical blue socks and four identical pink socks. Amrita picks socks from the drawer without looking.  What is the smallest number of socks she must pick to be sure that she has at least two pairs of matching socks? 
选项为:A:$$5$$  B:$$6$$  C:$$8$$  D:$$11$$  E:$$13$$  请回答其中一个选项.