Which of the following maternal factors doesn't adversely affects the health of a child between 0 - 4 years?

Maternal hemoglobin of 12g/dl means normal Hb in Indian women. It is not going to adversely affect a child who is breast fed. Older mothers are at increased increased risk of illness, pregnancy complications and Downs syndrome in the child. Teenage mothers are at increased risk of infant death, pregnancy complications and infant mental retardation. Sho interval between two pregnancies adversely affect breast feeding and cut sho the survival chances of index child.