I believe the best choice will be option 3
<h3>The blood in the pulmonary artery is going to the heart to collect oxygen, and therefore has a low content of oxygen. So, the blood in the pulmonary artery is a violet colour because it has low oxygen. The blood in the pulmonary vein is oxygen rich, and so it gives a scarlet</h3>

Stay with the client for 45 minutes to an hour.
Bulimia nervosa, often known as bulimia, is a severe eating condition that may be fatal. Bulimics may covertly binge and purge, seeking to burn off the additional calories in an undesirable way. Binging is defined as consuming excessive amounts of food without self-control.
Bulimics may employ a variety of techniques to burn calories and avoid gaining weight. For instance, following bingeing, you could frequently self-induce vomiting or abuse laxatives, diet pills, diuretics, or enemas.
You can also employ other strategies to burn calories and avoid gaining weight, such fasting, tight dieting, or overexerting oneself.
Here is another question with an answer similar to this about bulimia nervosa: brainly.com/question/9334918
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<span>Nancy's diet is deficient in iodine. This will affect the secretion of which hormone?
The thyroxine and triiodothyronine hormones of the thyroid gland will be affected.
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<span>Cardiac arrhythmias are most often caused by
:
</span><span>-tobacco
-coffee
-stress
cocaine -consumption...</span>