Look at chart below.

the number of satisfied customers is given below each month on the x - axis.

select an appropriate scale for the y-axis of the graph.

the appropriate scale for the y-axis is:
a =
b =
c =

d =
e =
f =

g =

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)