Read the following statements and find out the incorrect statements.
a. Mons pubis is a cushion of fatty tissue covered by skin and pubic hair.
b. The labia minora are fleshy folds of tissue, which extend doen from the mons pubis and surround the vaginal opening.
c. The opening of the vagina is often covered partially by a membrane called hymen.
d. The clitoris lies at the upper junction of two labia majora above the urethral opening .
e. The presence or absence of hymen is a reliable indicator of virginity or sexual experience.