Which one of these is an outcome of stress? A. improved concentration B. fighting with friends or parents C. stomachaches or headaches D. all of the above

D-All of the above

Explanation:

I know for sure that B and C are right. Im not sure if A is correct though. But in order to add B and C you would have to click all of the above.

answer; genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes;

hihi!

the correct answer would be that the answer associated with delayed cord clamping in vigorous preterm newborns would be decreased need for blood transfusions!

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