(a) Abortions could happen spontaneously too. (True) (b) Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner. (False; both male and female partners can be the cause infertility) (c) Complete lactation could help as a natural method of contraception (False; it acts as contraceptive till six months after parturition only) (d) Creating awareness about sex-related aspects is an effective method to improve the reproductive health of the people. (True)