Read the following statements and find out the incorrec statements.
a. Barrier methods are available for both males and females.
b. In barrier methods, ovum and sperms are prevented from physically meeting with the help of barriers.
c. Condoms are made of thin rubber/latex sheath that are used to cuver the penis in male or vagina and cervix in the female, just before coitus so that the ejaculated semen would not enter into the female reproductive tract.
d. Both the male and the female condoms are reusable, can be self-inserted and thereby gives privacy to the user.
e. Disphragms, cervical caps and vaults are barriers made of rubber that are inserted into the female reproductive tract to cover cervix during coitus. These barriers are disposable.