The Study of Women Who Were Pregnant and Living in Quebec

The study of women who were pregnant and living in Quebec during the ice storm of January 1998 found that

A) children who were exposed in utero to a high level of stress from the ice storm scored lower on IQ.
B) higher stress experienced by the mother during the ice storm was linked to poor cognitive and language development in the children at age two.
C) children exposed to a higher level of stress in utero had poorer cognitive and language development at age two and scored lower on IQ and language tests at age five and a half.
D) at five and half years old, children exposed in utero to the ice storm showed no effects
E) there was an increase in maternal tend-and-befriend behaviour.