Mr. Blue lives in a blue house, Mrs. Pink lives in a pink house and Mr. Red lives in a red house. Who lives in the White House? (My teacher gives my class riddle a day and we get points if we get it right, so please help)

The answer is the president

ooh I love riddles. I believe the answer is the president

melody. a series of single tones which add up to a recognizable whole is called a what kind of layers of sound are heard melody or harmony. how many layers