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
Which of the following muscle do not take part in formation of perineal body? 
Select and explain. 
A. Bulbospongiosus, B. External anal sphincter, C. Ischiocavernosus, D. Levator Ani
C: Ischiocavernosus
Answer: C: Ischiocavernosus 
Explanation: Muscles forming perineal body

Bulbospongiosus
Levator Ani
Superficial transverse perineal muscle
Deep transverse perineal muscle
External anal sphincter
Longitudinal muscle of Anal canal