The rapid vibration of a performer's left hand while pressing the string against the fingerboard is called ________.

The songwriter of "After The Ball" was:

a. Dan Emmett b. Charles K. Harris c. Bert Williams d. Stephen Foster

? What is the name of the person represented here, on the Stavelot reliquary?

A. John the Baptist B. Saint Alexander C. Saint Faith D. Bernard of Clairvaux