Ans. (b) Simple mastectomyRef: Sabiston 19th ed./849-853* According to staging given in question, this is a case of stage 1 breast CA for which simple mastectomy is preferred.Types of Mastectomy Simple or Total mastectomyRemoval of breast tissue, nipple-areola complex, and skinExtended simple mastectomySimple mastectomy + removal of level 1 axillary LNs.Modified radical mastectomyRemoves all breast tissue and skin, nipple areola complex, pectoralis major and minor muscles and the level, 1, II and III axillary LNs,Extended radical mastectomyRadical mastectomy + Removal or internal mammary, LNsSuper radical mastectomyRadical mastectomy + Removal of internal mammary, mediastinal and supraclavicular LNs