It should be 2.75 idk why it is not an option
D.A plane consist of an infinite set of lines.
Answer: B
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
1/4= 0.25
Answer:
B
Step-by-step explanation:
The best - well, only way- is to check a few points.
Namely -1 (unless your eyesight is really poor!), 0, 1, 2, and 3.

Now you can mark all these points in each graph (well, you could if they were on paper and not on a screen) and see which one of the lines passes through all of them. Spoiler alert, it's the B graph.
A represents
, B is the one you want, C is
and D looks like 