A Truck Moves 80 M East,then Moves 130 M West,and

A truck moves 80 m east,then moves 130 m west,and finally moves east again a distance of 70 m.If east is chosen as the positive direction,what is the truck's resultant displacement?

A) 20 m
B) -20 m
C) 280 m
D) -280 m
E) ​140 m