Answer:
The correct answer would be option D, An Independent Executive Agency.
Step-by-step explanation:
A bureaucratic organization is a type of organization in which there is high level of formalities, and are very organized organizations. Decision is made formally through an organized set of processes.
So in question, president wants to build a strong relationship between law enforcement agencies and the communities they serve, and for this purpose he wants to create a bureaucratic organization. So an independent executive agency would be the most suitable option in this regards, which will create strong relationship between the desired entities. The people in this department will have the expertise to effectively plan and execute the president's idea.