The answer is: D - the area between memory impairment and excellence.
You need to give more context of the question I don’t understand what the question is about
Answer: B
Flexor carpi ulnaris always you to make a fist with your hand.
Look at your R-R ratio, depending on the time segment attributed to each square you can then do the math and find time between waves, then find the number of R waves in minute
