<span>ACL
A popular amongst the most well-known knee injuries is the Anterior Cruciate Ligament (ACL) sprain or tear. The ACL is tissue that associates the thighbone to the shinbone, at the knee. Most ACL wounds are often sport related.</span>
Answer:
sorry im not in that level
Explanation:
Answer:
Because it is a muscular body organ
Not sure if this is multiple choice but this is what I say.
Wind, composition of the tombstone and the PH level f any moisture that may come in contact with the tombstone.
Hope this helps if I'm not too late :)