Which statement best critiques the allied powers political decisions in mobilizing their populations?

A. people of color were barred from working u.s. war industries
B. the soviet union allowing women to join the army as aviators led to many successful military missions
C. japans decision to draft a quarter of its population made it difficult for enemies to identify civilians
D. the decision to allow women to work in the war industries without training led to a decline in the industries productivity.

C. Japan's decision to draft a quarter of its population made it difficult for enemies to identify civilians is the best statement to critique the Allied powers' political decisions in mobilizing their populations. This statement highlights Japan's effective strategy of mobilizing a large portion of its population for military service, which made it challenging for enemies to differentiate between combatants and civilians.