Researchers collected data from a group of people who completed













































30 minutes of moderate exercise based on their age, The table and
scatterplot show each person's age and the maximum heart rate in
beats per minute (bpm) each person reached while exercising,






























































































A.h(x)=2.9x-250
B.h(x)=4.2x-276
C.h(x)=-2.9x+250
D.h(x)=-4.2x+276