Can somebody please help kinda low on point so i would be greatful for real answers no fake!

How do you use the elimination method for this question? explain, because i really want to understand!

How to do this , and can some one explain

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.