Answer:
boxes 2 and 3 (correlates to B and C if was labeled A B C D)
Explanation:
A- the rate of change is 5/3
B- the rate of change is decreasing because the slope is negative
C- the difference between the rate of change for segments S and R is 2 1/2
D- the segment R has a rate of change that is ZERO not undefined.
so B and C are correct