Which of the following is the specific tint of a color, e.g. red?

In Baptism, original sin and all of its effects are erased.

a. true b. false

What two innovations mark European music during the 15th century?

A) ?the perfection of organ-playing and the elaboration of Gregorian Chant B) ?the development of musical notation and the invention of the harpsichord C) ?the invention of the trombone and trumpet D) ?the secularization of the motet and the use of folk tunes in sacred music