Interval problem? i'm so confused, .

Ablind girl lost her pencil, book and what did she lose first? (this is really good for people who don't have an adequate amount of points! )

The arrangement of the pitches in a piece of twelve tone music is called

(i think my answer is a, am i correct? ) a pentagonal traffic sign is a sign. a. school crossing b. parking c. wrong way d. yield