The target heart rate for moderate-intensity activity is ; ( B ) 50% to 70%
Moderate intensity exercises are activities that we engage in which makes use of about 3 to 6 times the regular energy needed by our body to function while at rest. some examples of moderate intensity exercises include running, playing football and cycling.
The maximum heart rate of an individual can be calculated by subtracting the individual's age from 220 Bpm ( beats per minute ).
Hence we can conclude that The target heart rate for moderate-intensity activity is 50% to 70% of the maximum rate .
Learn more : https://brainly.com/question/16797771
