Answer:
C. Arteries carry oxygenated blood, while veins carry blood low in oxygen
Explanation:
Good mental health is characterised by a person's ability to fulfil a number of key functions and activities, including: the ability to learn. the ability to feel, express and manage a range of positive and negative emotions. the ability to form and maintain good relationships with others. “Suppressing your emotions, whether it's anger, sadness, grief or frustration, can lead to physical stress on your body. Which can affect blood pressure, memory and self-esteem.” Mental illness itself occurs from the interaction of multiple genes and other factors -- such as stress, abuse, or a traumatic event -- which can influence, or trigger, an illness in a person who has an inherited susceptibility to it. However Physical activity, Regular exercise or activity can have a major impact on mental and emotional health problems, relieve stress, improve memory, and help you to sleep better.
A nurse performing surgery without a surgeon present. Nurse aren't allowed to do surgery.
All the other things on the list are actually what they're supposed to do.
Hope this helps! ;)
1. Eating whole foods (it is essential to keeping your gut microbiota happy)
2. Exercise
3. Good rest
4. Avoid drugs