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