This number of tiles will make an array that is 2 tiles wide. But it is asking for 2 different numbers and to draw an array for each number. I have no idea I've tried and tried looking into it but no luck. So hopefully someone here could help! Thanks.

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list