I know that B applies, and D might apply assuming it means certain materials can pass through and not all materials can pass through.
I believe the correct answer is B. Spread by contact.
Explanation:
families and friends have advantages and disadvantages is our health mostly mental health
ANDVANTAGES:
-they can motivate you to do more amazing things
-they can help you achieve your goal
-they can be at your side during your worsts
DISADVANTAGES
-they can lead to depression (sometimes)
-they can pressure you which leads to anxiety
hope it helps lol
Answer:
Reduced levels of the neurotransmitters serotonin and norepinephrine may also contribute to the development of ADHD.
Explanation:
