The map shows the locations of several different places. Each unit on the grid represents 1 block. Mr. Johnson wants to open a fruit stand, but he wants it to be at least 3 blocks from any of the other places shown on the map. Select the locations where Mr. Johnson could open his fruit stand. Check all that apply.
a. (-4,4)
b. (2,1)
c. (-4,0)
d. (-1,-2)