please answer all the questions as fast as possible I will give thumbs up

-Select all the true statements below regarding GNU Awk programs: A) The BEGIN block is a special pattern that is the main entry point of an Awk program, much like the main method in Java. It is executed once, to handle input to the program. B) If an awk program only has BEGIN rules and no other rules, then the program exits after executing the BEGIN rule. C) The END keyword tells the Awk interpreter that the program has ended. D) If an END rule exists, then the input is read, even if there are no other rules in the program. This is necessary in case the END rule checks the FNR and NR variables, or the fields. E) AWK programs must be compiled into machine code before they can be executed. F) All variables in AWK are global except when variables are declared inside a function. - Identify from the following list all the items needed on a machine when running an AWK program. A) A makefile B) CSV-formatted files C) Shell script D) git E) SQLite database F) None of the above 21. Select all the true statements below: A) The Unix system was developed at Bell Labs prior to the 1968 NATO conference, to connect perso workstations. B) The open-source software movement started to spread immediately after the NATO conference o software engineering, which was during the same movement as the proliferation of personal wo C) AWK, Make, and version control systems were tools created as a result of growing open-sourc development. D) Agile methodology was created because of the 1968 NATO discussions to address the softw E) None of the abova