The correct option is A Artificial introduction of sperms of a healthy donor into the vagina
In artificial insemination technique, the semen of a healthy donor
male is collected and is introduced artificially through a flexible
polyethylene catheter into the vagina or into uterus called
intra-uterine insemination (IUI). Best results are obtained when the
motile sperm count is more than 10 million. The fertilizing capacity of
spermatozoa (sperms) is for 24 - 48 hours. The procedure maybe repeated 2
- 3 times over a period of 2 - 3 days. So, the correct answer is 'Artificial introduction of sperms of a healthy donor into the vagina'.