Final answer:
The true statement is that most body injuries from explosions are related to the victim's position and distance from the explosion. This reflects how the proximity and orientation of a person to the blast's center can influence the type and severity of injuries sustained.
Step-by-step explanation:
Among the given statements regarding the effects of explosions on the human body, the true statement is: C. Most body injuries are related to the victim's position and distance from the explosion. The nature and extent of injuries sustained by victims in explosions are significantly influenced by these factors. The blast wave, flying debris, and other consequences of an explosion can cause a variety of injuries that reflect the individual's proximity and orientation relative to the epicenter of the blast.