This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
Carcinoma cervix extends to the lateral pelvic wall in which stage 
Select and explain. 
A. Stage I, B. Stage II, C. Stage III, D. Stage IV
B: Stage II
Answer: B: Stage II 
Explanation: Stage III B more precisely. Ref mudaliar textbook of obstetrics 6e p561