柳树塘站
陶冲湖东站
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 柳树塘站 and 陶冲湖东站 (except for this two stops)? 
A) 5 
B) 25 
C) 10 
D) 20 
