Question

what are the four methods of contraceptives used by humans.​

Answer 1

Answer:

Contraception methods

long-acting reversible contraception, such as the implant or intra uterine device (IUD)

hormonal contraception, such the pill or the Depo Provera injection.

barrier methods, such as condoms.

emergency contraception.

fertility awareness.

permanent contraception, such as vasectomy and tubal ligation

Answer 2

Answer:hope this helps

Explanation:   Diaphragm :used by women on cervix to prevent fertilization ..The advantages is that the method is fairly effective in blocking sperms and the disadvantage is that there's high possibility of discomfort

2 :Intra-uterine Device (IUD):

3 The  sheath or condom