Which of the following factors are related to infant mortality?
(i) Low birth weight
(ii) Absence of delivery facility in the hospital
(iii) Nutritional status of the expectant mother
(iv) Use of contraceptive measures
1
(i), (iii), (iv)
2
(i), (ii), (iv)
3
(ii), (iii), (iv)
4
(i), (ii), (iii)