绳金塔站
邓埠站
Please solve the multiple choice problem and put your answer (one of ABCD) in one "\boxed{}". According to the subway map, how many intermediate stops are there between 绳金塔站 and 邓埠站 (except for this two stops)? 
A) 20 
B) 12 
C) 5 
D) 18 
