The arrangement of pitches in a piece of twelve-tone music is called a(n) a. atonality. b. scale. c. mode. d. tone row.

D. A tone Row. 
I just googled it and found a quizlet page for it.
A tone row-The arrangement of tones in 12 tone music is called

D- tone row

Answer the awkward tilt of the room and the linear brushstrokes on the floor (encourage the viewer into the space) this is all i could find, so plz check if it is right or wrong/// good luck

Answerminuet;