Which Is the Correct Breakdown and Translation of the Term

Which is the correct breakdown and translation of the term tracheomalacia?

A) tracheo (trachea) + malacia (breakdown) = breakdown of the trachea
B) tracheo (trachea) + malacia (hardening) = hardening of the trachea
C) tracheo (trachea) + malacia (narrowing) = narrowing of the trachea
D) tracheo (trachea) + malacia (opening) = opening of the trachea
E) tracheo (trachea) + malacia (softening) = softening of the trachea