The still-living American composer and teacher of composers is best known for his very distinctive and cutting-edge manipulation of timbre in his compositions from the 1960s and later.

Which of these best describes the function of a "super pac"? a)create bi-partisan legislation that can become law b)organization meant to reign-in spending of political candidates during election cycles c)promote the interests of supreme court justices without breaking specific tampering laws d)raise funds through donations from corporations or individuals to support or oppose specific political candidates