The infant mortality rate (the number of babies that die during the first year of their life) is

A) only high in low-income mothers.
B) lower in the United States than in most other industrialized countries.
C) higher in the United States than ever before.
D) attributable largely to birth defects and SIDS.

Infant Mortality Rate

Proportion of babies born alive who die within the 1st year.

SIDS

Sudden Infant Death Syndrome, an unexplained death, usually during sleep, of a seemingly healthy baby less than a year old.

Birth Defects

Anomalies present at birth that can cause physical or mental disability, some of which may be life-threatening or require surgical intervention.