This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Which of the following histologic types of invasive breast cancer has the best prognosis? 
Select and explain. 
A. Medullary carcinoma, B. Mucinous carcinoma, C. Tubular carcinoma, D. Ductal carcinoma
C: Tubular carcinoma
Answer: C: Tubular carcinoma 
Explanation: Tubular carcinoma has the best prognosis. Medullary and mucinous have intermediate and ductal and lobular the worse prognosis respectively.