This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Breast, Subject name: Surgery
All of the following are predisposing factors for breast carcinoma except: 
Select and explain. 
A. Family history of breast carcinoma, B. First child at a younger age, C. Early menarche and late menopause, D. Nulliparous women
B: First child at a younger age
Answer: B: First child at a younger age 
Explanation: Ans. (b) First child at a younger age(Ref. Sabiston Page 831/ 20th edition)# Late child birth is a risk factor for cancer breast.Risk factors associated with Reproduction:* Early menarche* Later menopause* Nulliparous women* Late child birth.* Absent Breast feeding