What Techniques Did Soldiers in the Trenches Adopt to Manage

What techniques did soldiers in the trenches adopt to manage the extreme conditions and miseries of prolonged trench warfare?

A) They attempted to maintain their physical and mental fitness through constant military drills and physical workouts, which led to more content and compliant soldiers.
B) They organized poetry readings and educational programs to distract themselves from the battlefront and educate the working-class men for their postwar lives.
C) They developed strong bonds of male camaraderie with their fellow soldiers.
D) They organized unions along class and race lines to protest the conditions at the front and to influence the military leadership's battle decisions.