You have got the following array after applying some sorting operation: Array ( [0] => book1.pdf [1] => book11.pdf [2] => book12.pdf [3] => book2.pdf ) However, you wanted to sort the array in the…

You have got the following array after applying some sorting operation: Array ( [0] => book1.pdf [1] => book11.pdf [2] => book12.pdf [3] => book2.pdf ) However, you wanted to sort the array in the following format: Array ( [3] => book1.pdf [2] => book2.pdf [1] => book11.pdf [0] => book12.pdf ) Which of the following array sorting functions should you use to accomplish the task?