Why has music changed from the 70s and 80s when music was upbeat and happy to where it was in the 90s and today where most music is sad and depressing?

Question 1(multiple choice worth 5 points) (01.01 mc) you host a party and organize a can-recycling station for your guests. sorting cans into various groups and analyzing the arrangement represents which step in the computational thinking process? a.) algorithmic design b.) decomposition c.) generalizing and assessment d.) pattern recognition question 2(multiple choice worth 5 points) (01.01 lc) which software is necessary to write and run python code? a.) code filler b.) code editor c.) code name d.) code protector question 3(multiple choice worth 5 points) (01.01 lc) which of the following codes is not written in python? a.) def main(): b.) main() c.) print("hello, world! ") d.) system.out.print("hello") question 4(multiple choice worth 5 points) (01.01 mc) select one of the programming styles that python is most suitable for. a.) declarative b.) event-driven c.) kinetic d.) object-oriented question 5(multiple choice worth 5 points) (01.01 lc) which term means software that translates code into machine code? a.) compiler b.) function c.) interpreter d.) variable