From ages 3-16 it is the most rapid, and gradually slows down.
Put your hand up to your forehead and if you’re hot then you have a fever.
The correct answer would be B. Since it is the only option that doesn't involve much physical activity.
Here's why:
Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory LUNG disease that causes obstructed airflow from the lungs. Symptoms include breathing difficulty, cough, mucus production and wheezing. Hence why doing extra curricular activities such as walking to the mailbox, climbing stairs, or grocery shopping would not be as easy for someone with COPD as reading a book would.
Hope this helps better explain! Good luck. :-)