order of calling fouls and other questions

[bradwxyz]

Questions pertain to High school rules

Question1: If team a is followed and then immidiately after the whistle is blown team B's coach recieves a techincal foul. Are the fouls shot in the order they were called or is the technical shot first.

Question 2. If a players number is recorded in the score book and the player allowed to enter the game at anytime without a penalty to that team?

Questions 3" when a flagrant call is called on a player is this consiedered an automatic techical foul as well?