Hi there, the answer is 625 sets of twins, as 1250 “twins” occur to a singular person, so “pairs” would be 1250/2 which equals 625.
B. It provides aid to the victims of natural disasters and wars.
It's too early for the baby to get custom to being picked up every time it cries most babys cry when they need attention or the basics gasy hungry or to be changed him touching the baby comforts the baby and this is a stage of development where the bond between parents and infant is made.