Young Marvin, just a few months of age, is growing at a slower rate than would be expected for his age. He has heart problems and a slightly misshapen face, and is often very fussy and difficult to soothe. Which of the following substances did his mother likely ingest on a regular basis during her pregnancy?
a. nicotine
b. aspirin
c. alcohol
d. cocaine

Alcohol

Explanation:

Daily intake of alcohol in pregnant women may harm the developing fetus and damage the growth of the baby cells especially the brain and spinal cord cells .

Alcohol can cause problems for the developing baby throughout pregnancy period and can cause the baby to have abnormal facial features.

Some of the side effects of drinking alcohol in pregnant women include

Low birth or premature weight,Birth defects.

The baby may have small head, poor memory among others.

Therefore if Young Marvin, just a few months of age, is growing at a slower rate than would be expected for his age. He has heart problems and a slightly misshapen face, and is often very fussy and difficult to soothe means his mother took ALCOHOL on a regular basis during her pregnancy.

Alcohol is the substance that Marvin's mother likely ingested during her pregnancy

Explanation:

Any child that was delivered by a mother that drinks alcohol may be prone to many heath issues or disorders. These problems or disorders in children caused by the consumption of alcohol by mothers during pregnancy are referred to as Fetal Alcohol Spectrum Disorder (FASD). Some of the many symptoms of FASD include:

a. Abnormalities of the child's face. The child may possess very small eyes and thin mouth.

b. Shorter height when compared with other children of the same age.

c. Low weight at birth

d. Challenge in learning due to low IQ

e. Impairment in reasoning

f. Delay in speech

g. Sleep problems

h. Poor physical coordination.

Since young Marvin is growing at a slower rate, has a misshapen face, is difficult to soothe etc, She may be suffering from FASD and it is safe to say that Marvin's mother most likely ingested alcohol when she was pregnant with marvin.

answer; i believe the correct answer is prefrontal cortex;