Answer:
south20
Explanation:
given,
Girl move 10 m North to drinking fountain     Â
then she turns to move 30 m south for art room     Â
to calculate the total displacement = ?
Displacement is the shortest distance between two points. Â Â Â Â Â Â Â Â
Displacement between the two points = 30 - 10 Â Â Â Â Â Â Â Â Â Â
                                 = 20             Â
so, the displacement is 20 in the south direction.
so, the Correct answer is south20 Â Â Â Â Â Â Â Â Â Â Â Â Â