$\frac{1}{12}, \frac{1}{6}, \frac{1}{3}, \frac{7}{12}, \frac{11}{12}\dots$  What fraction comes next in the sequence? 
选项为:A:$\frac{13}{12}$  B:$1\frac{1}{3}$  C:$$1$$  D:$1\frac{1}{4}$  E:$1\frac{1}{6}$  请回答其中一个选项.