please help me out with this

9. which event creates a uniform probability model? randomly choosing a shirt from a drawer with 6 small shirts, & medium shirts, and 2 large shirts; the sire of the shit is of Interest )randomly choosing a candy from a bag with 2 red candies, 4 blue candies, and 2 yellow carlos, the color of the candy is of interest () randomly choosing a juice from a cooler with 3 orange juices, 3 apple juices, and 3 grapejuices the flavor of the juice in of Interest ( randomly choosing a pen from a drawer with 2 red pers, 6 black pers, and 1 Blue part, the color of the pen is of interest