Listen to $1$:$00-1$:$30.$ Which classification do these instruments belong to$?$ Watch Video "Mallet Quartet" $-$ Steve Reich Duration: $14$:$19$ User: n$/$a $-$ Added: $1/2/13$ YouTube URL: http:$//$www$.$youtube.com$/$watch$?$v$=$uH$9$ku$-52$PUA Pitched Idiophones Mechanical Instruments Non$-$pitched idiophones membranophones