Anyone wnt free points?

Which of the following is not a characteristic of bebop? reharmonization and chord substitution common emphasis on improvised solos new repertoire created from jazz standards using new melodies general attitude of restraint, tranquility

Which scientist listed below is not one of those to advance the study of mathematics? a. euclid b. herodotus c. pythagoras d. archimedes

Which sout american country has the highest population density