Question

which figure of speech is used in this text?
various technologies have been developed to help militaries easily identify their own
forces, and thus to reduce incidents of friendly fire.
hyperbole
euphemism

Explanation:

A euphemism is a mild or indirect word or expression substituted for one considered to be too harsh or blunt. In the text, "friendly fire" is a euphemism for accidental shooting or bombing of one's own forces. A hyperbole is an exaggerated statement not meant to be taken literally. There is no exaggeration here.

Answer:

euphemism