An 80,000-Kg Airliner Is Flying at 900 Km/h at a Height

An 80,000-kg airliner is flying at 900 km/h at a height of 10.0 km.What is its total energy (kinetic + potential) if the total was 0 when the airliner was at rest on the ground?

A) 40,240 MJ
B) 32,408 MJ
C) 7,850 MJ
D) zero
E) ​10,340 MJ