Everyone didn't want to wake up Mrs. Black and her shrieking. Everytime someone wakes her up she yells and tells everyone to leave since she dislikes the order of the Phoenix members entering into her house but they have to stay there and endure her screaming since it's the safest place to keep hiding Harry from the death eaters and Voldemort.
The answer is:
D. Bar graph
In a bar graph you can put in the Y axis the percentage from 0 to 100 and you just put the states in the X axis, this way you can make a visual representation of the differences on the populations ages in the different states of the United States.
It iuses imagery to express a desire for the melding of the natural world (mammals, pure water, clear sky) with the artificial (cybernetic, computers, programming) in "harmony".