The reasoning for this is false
Distance = (30+40+50) = 120 km
It's back where it started, so displacement = zero
Answer:
number 3 The wind because the wind has strong pressure which causes to change peoples directions in where they are going
Explanation:
hope this helped by the way i think you answered b and 4 i don't know if this is a test and i sent this at the wrong time :(