Blocked coronary vessels restrict blood flow to the heart, therefore causing the heart to not receive enough oxygenated blood.
Answer:
First, you should get grandmom to a safe and comfy place (bed/ couch) but mostly a bad. Do cpr.
Then you should get a first aide kit ALWAYS if you dont then feel her and massage her a little bit. Give her some medicine. As your doing that get vase and rub it on her chest. If its getting serious then call medical help. (911)
Explanation:
Uhhh 10 i think i could be wrong
The most appropriate would be D or A. I don't see how wearing different shoes would help the clients knees.