Which set of directions correctly describes how to plot the point (8, 4) on the coordinate plane?

A. Start at the origin. Move 8 units to the right, then move 4 units up.

B. Start at the origin. Move 8 units up, then move 4 units to the right.

C. Start at the origin. Move 8 units to the left, then move 4 units up.

D. Start at the origin. Move 8 units up, then move 4 units to the left.