what's the problem??
if you tell, I can give some advice
I say c. cause it is show casing more then one
Not talking and verifying your answers with each other like scientists
Your maximum heart rate (MHR) id dependent on several factors and an
individual should take care when assessing this. There are a few
formulas commonly used in sports science circles and the most common of
these is equation is 220 – age = maximum heart rate (MHR) so answer C
fits as the correct solution.