An eyewitness account would be a primary source whereas a news article would be secondary because it would be based they could write whatever they want where an eyewitness account would see the whole thing and be more credible.
Answer:
Answer is " A "
Explanation:
Because it's mainly talking about physiology & understanding the brain
I need some details before i answer this question
Stark
Indisposed
Sally
Commandeer
Imbue