B. Having a family history of a certain disease
You can control if you use proper safety equipment, or have companions to support you but you cannot control if you have family prone to diseases because you were just born like that.
Answer:
It has allowed researchers to study the brain more efficiently than what they did before. and it also helped them by the researchers being able to find cures for diseases.
Explanation:
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I found this in another brainly question "brainly.com/question/5956798"</h3>
Answer:
joints
mark me as the brainliest