I'm pretty sure it's Primary Care, I hope this helps
C) Flexibility; the type and frequency of activity are on target for improvement in this area
No it cannot. All it will do is build muscle which= 0 flexibility and also the muscle you build will eventually turn to fat if you stop working out.
It's between A. Medical Blog and B. A nurse's recommendation
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.