A heart attack is called
A) atherosclerosis.
B) coronary heart disease.
C) a myocardial ischemia.
D) a myocardial infarction.
Question 2
Autism spectrum disorder causes seem to be related to
A) the presence of mercury in childhood vaccinations.
B) cold aloof parenting.
C) genetic factors.
D) children's need for stricter guidelines in behavior.
