Who has been called the “progenitor of black-American gospel music”?

Feminist works of art such as Wasserstein's The Heidi Chronicles changes concepts of love by

a. insisting that love not be the pivotal event in life. b. calling for the abolition of marriage. c. raising the demands on what makes an ideal man. d. demanding equality in marriage relationships.

Who did more for the development of solo improvisation in early jazz?

a. John Philip Sousa b. Louis Armstrong c. Joe Oliver d. Alyn Shipton