The Barker Hypothesis Was Established as a Result of

The Barker hypothesis was established as a result of

A) a decrease in infant mortality rates in Britain at the turn of the twentieth century as health conditions in the country improved.
B) detailed records of women's life histories and pregnancies being combined with national health records to reveal developmental origins of disease.
C) an increase in infant mortality rates in Germany at the turn of the twentieth century due to poor conditions associated with World War I.
D) health records being used to confirm whether pregnant mothers had experienced miscarriages.
E) health records being used to confirm whether newborns had been exposed to toxins during the prenatal period that led to later Barker syndrome.