[Verified Answer]: A 73-year-old client has been given…

A 73-year-old client has been given prescription for sublingual nitroglycerin tablets. Which is the most important point in client teaching?1) If the second tablet does not dissolve in one minute, chew it and call 911 immediately and lie down.2) Take up to 3 tablets for an anginal attack at 15-minute intervals and then call 911 if still in pain.3) Put one tablet under your tongue, lie down, and if pain not gone in 5 minutes call 911- take up to three tablets five minute apart and no more than 3 tablets for one event.4) If the tablet stings when in contact with the mucous membranes, it is not longer potent working so use a second tablet and call 911