Final answer:
The War Industries Board (WIB) is responsible for establishing a war reserve materiel (WRM) training program.
Step-by-step explanation:
The responsibility for establishing a war reserve materiel (WRM) training program lies with the War Industries Board (WIB) during World War I. The WIB, led by Bernard Baruch, was a federal agency created to control the economic and industrial output of factories in times of war. It was charged with regulating and controlling industries that produced war-related materials.