Enzo is trying to increase his cardiovascular endurance. What is the BEST indicator for him to use to see if he is achieving this goal?

(1 point)
Responses

He needs to see how much he can lift.

He needs to see how much he can lift.

He needs to measure his weight.

He needs to measure his weight.

He needs to test his heart rate.

He needs to test his heart rate.

He needs to see how far he can bend.

He needs to see how far he can bend.

He needs to test his heart rate.

The BEST indicator for Enzo to use to see if he is achieving his goal of increasing cardiovascular endurance is to test his heart rate.