I WILL GIVE BRAINLIST FOR EXPLAINED ANSWER FOR PART A AND B A coordinate grid is shown below:

A coordinate grid from negative 2 to 0 to positive 2 is drawn. There are three grid lines between a whole unit on the grid.

Part A: Which point represents the origin?

Part B: Starting from the origin, explain how to plot the following three points accurately:

(2, −2)
(−2, 1.5)
(−1, fraction 2 over 4)