QUESTIONS 18–22 ARE BASED ON THE FOLLOWING PASSAGE.A THRILLING TURNING...

20. According to the passage, one of the most signifi-city, with each tier holding information about a partof Russia’s past. In some areas of the city, archaeol-cant innovations of the bebop musicians was toogists have reached the layer from 1147, the year ofa.shun older musicians.Moscow’s founding. Among the findings from theb.emphasize rhythm.various periods of Moscow’s history are carvedc. use melodic improvisations.bones, metal tools, pottery, glass, jewelry, andd.play in small clubs.crosses.(3) Russia has begun a huge attempt to salvage