Which of the following was the primary purpose of the "military areas" described in the excerpt?

A.
to appropriate land for the creation of internment camps

B.
to establish areas where prisoners of war could be held

C.
to strengthen the military readiness of the United States armed forces

D.
to create a legal means for removing Japanese citizens from the Pacific Coast

Without the excerpt, I cannot provide a specific answer. Please provide the excerpt or more context for the question.