Consider the statements given below regarding contraception and answer as directed thereafter:
Which two of the following statement is correct?
(i) Medical Termination of Pregnancy (MTP) during the first trimester is generally safe
(ii) Generally, chances of conception are nil until mother breast-feeds the in fact up to two years
(iii) Intrauterine devices like copper-T are effective contraceptives
(iv) Contraception pills may be taken up to one week after coitus to prevent conception