Question

question 9 (multiple choice worth 3 points) (02.03r mc) sven wants an estimate of his heart rate while running but doesnt want to wear a bulky device or carry extra items on his run. hes also not very concerned about precision, so a ____ is the best option for him to use. chest - strap monitor, pulse oximeter, smartphone app, smart ring

Explanation:

Chest - strap monitors are often bulkier to wear. Smart - phone apps may not be as accurate as dedicated devices for heart rate monitoring. Pulse oximeters are mainly for oxygen saturation and not the best for just heart rate. Smart rings are relatively non - bulky and can estimate heart rate.

Answer:

smart ring