A measurement after strenuous exercise indicating the rate at which the heart beat returns to normal
a.time
b.intensity
c.resting heart rate
d.recovery heart rate

Relax

Respuesta :

Answer:
D. Recovering heart rate.

Explaination:
This measurement is taken AFTER strenuous exersise therefore the individual is recovering from it to where the heartbeat goes back to normal

I hope this helped :)