Why are citizens of washington, d. c. not given voting representation in congress.??

The Constitution grants each state voting representation in both houses of the United States Congress. As the federal capital, the District of Columbia is a special federal district, not a state, and therefore does not have voting representation in Congress.

we need the diagram to answer this correctly.

i am a priest who cares deeply about the church. i have been called here to explain my views on indulgences and other proposed reforms. i would like to explain why my views are consistent with the bible and are correct.