橘子洲站
溁湾镇站
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 橘子洲站 and 溁湾镇站 (except for this two stops)? 
A) 0 
B) 9 
C) 17 
D) 20 
