Asuve 20 classical and 24 to classical and iaz7 finally 15. kedof those, 41 students listened to rock, 42 to classical, and 40 to jazz. also, 21 students listened to rock region. use the completed venn diagram to answer the following questions of 121 college students was taken to determine the musical styles s listened to all three musical styles. construct a venn diagram and determine the cardinality for each