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: Anatomy
Superficial perineal muscles include -a) Superficial transverse perineib) Bulbospongiosusc) Ischiocavernosusd) Iliococcygeuse) Pubococcygeus 
Select and explain. 
A. ab, B. bc, C. acd, D. abc
D: abc
Answer: D: abc 
Explanation: Muscles in superficial perineal space.
-        Ischiocavernosus
-        Bulbospongiosus
-        Superficial transverse perinei