A. The plane is safe even if two of its engines fail. B. There are three engines on each of the giant jet plane. C. There is an extra engine on each of the giant jet plane. D. The engines never fail on the giant jet plane.
A. The plane is safe even if two of its engines fail.
B. There are three engines on each of the giant jet plane.
C. There is an extra engine on each of the giant jet plane.
D. The engines never fail on the giant jet plane.