What are you even asking XD
Answer:
my bro listen up,
Rheumatoid arthritis is caused by the breakdown of cartilage.
Explanation:
I think it might be d. the lungs expand and contract which increases the rate of blood flow so the muscles can convert and store energy
Fever-reducing medicine such as acetaminophen (Tylenol) or ibuprofen (Advil orMotrin) is one of the simplest and most effective ways to bring down a fever.
