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42. One of the safe and effective methods of birthcontrol is1) By having coitus at the time of day break2) By a premature ejaculation during coitus3) MIP4) By abstaining from coitus from day 10% to17of the menstrual cycle43. Scientific study of human population is called1) Demography2) Dendrography3) Dramography4) Denatography44. Artificial insemination means1) Artificial introduction of sperms of ahealthy donor into the vagina2) Introduction of sperms of healthy donordirectly into the fallopian tube3) Transfer of sperms of a healthy donor to atest tube containing ova​

Answer»

Answer:

42.4

Explanation:

other METHODS are RISKY



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