1 is B
2 is C
3 is A
4 is E
It's a simple question if you use the graph. I recommend you plot the points, so hopefull you can see how i got the answers.
Answer:

Step-by-step explanation:





X= -2 and x= 2 are the answers
Y2-Y1
Over X2-X1 and then there is your slode
What, this is math right?