The answer is D. Soldiers could not speak to German citizens
Step-by-step explanation:
Anti-fraternization policies stop or prevent groups of people from socializing or interacting. These policies are used in wars to prevent troops from interacting with those who are enemies. Moreover, this was applied by General Dwight D. Eisenhower who led the American troops that invaded part of Germany. Indeed, as part of the policy soldiers could not relate or even spoke to German people, including children, although this changed after some months. Thus, the correct option is D.