Jacky wants to insert the digit 3 somehwere in the number 2014. Where should she insert digit 3 if she wants her five digit number to be as small as possible? 
选项为:A:in front of 2014  B:between the 2 and the 0  C:between the 0 and the 1  D:between the 1 and the 4  E:behind 2014.  请回答其中一个选项.