Please help!! This is worth 20 points :DD What is the rate of change of the line? (use the light green point to fine the rate)

a. -4/3

b. 3/4

c. 4/3

d. -3/4

Fracisco's game involves 3 green, 2 yellow, 4 red, and 3 black marbles. if he randomly draws three marbles from the bag, without replacement, what is the probability that he will draw yellow, and then red, and then black? a)1/192 b)1/72 c)3/220 d)1/55