Which one of the following statement is NOT true for Heimlich manoeuvre?

A
It is defined as a body core temperature below 36°C.
B
It is used to treat choking caused by foreign body airway obstruction.
C
The procedure involves applying upward abdominal thrusts to dislodge the object.
D
The rescuer should stand behind the victim and wrap their arms around the waist.
E
Chest thrusts are used instead of abdominal thrusts for pregnant or obese victims.