help pls
Rock, Paper, Scissors - Rules: scissors cut paper, paper covers rock, and rock breaks scissors. Team Y : they have decided that repetition is allowed so they may repeat a previous choice. Team Z: their strategy is to not repeat the previous choice (For example: if in round 1, they play Rock, in round 2 they will only play Paper or Scissors. If in round 2 they play Paper, in round 3, they will play Rock or Scissor...)

A. Create a tree diagram to illustrate the possible plays for each team in 3 matches.