What is modern art ? what is postmodern art ? what is contemporary art ? plsss im stuck need asap

Question 1 which of the following can be defined as a " non-public" forum? a. the inside hall of a convention hall. b. a public street corner c. the steps of a court house d. a school classroom question 2 why is it beneficial for the government to allow freedom of speech? a. by allowing freedom of speech, the government can improve by hearing and accepting criticism from the people. b. by allowing freedom of speech.the government can punish actions by it's citizens. c. by allowing freedom fo speech, the government will provide a diverse culture. d. by allowing freedom of speech, the government allows itself to be overthrown to create a better government. question 3 which of the following is an example of sedition? a. a socialist encourages military soldiers to leave the military before they are legally allowed to. b. a communist presents ideas for a new government. c. a student organizes a flag burning protest. d. the new york times is restricted from printing a story about a defense trial.