d = Vt
AB
Area under it.
A = (5*4)/2 = 20/2 = 10
A = 5*4 = 20
Total = 10+20 = 30
BC
Area under it.
A = (16-4) * 5 = 12 * 5 = 60
CD
Area under it.
A = ((14-5)*(19-16))/2 = (9*3)/2 = 27/2 = 13.5
A = 5 *(19-16) = 5*3 = 15
Total = 13.5 + 15 = 28.5
BC has the greatest displacement