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 
See the image below for a demonstration. Hope this helps out.
Answer:
are not equivalent
Step-by-step explanation:
20 isnt in the 3 times table so there is no way to simplify the franction into the other
simpilest form of 10/20 is 2/4