Ais used to present data in a simplified, graphical format that allows your audience to read less text while still being provided with an explanation of the data
a. chart
b. legend
c. table
d. cell

the answer is (A). Charts:

Charts can simplify your slides by presenting data in a graphical format, requiring your audience to read less text, while providing them an explanation of the numbers

answer: a, c

divide any of the y values by x values and you will always get 3 is the most simple way i can put it for you.

answer; always; never;