Which musical characteristic is not important in Voiles (Sails)?

Prior to the Beatles, what British artist had significant sales in the U.S.? __________

Fill in the blank(s) with correct word

The walls of the Taj Mahal are inlaid with semiprecious stones in a mosaic technique called pietra dura that the Moguls learned from the

a) Italians. b) Portuguese. c) English. d) Persians.