Madeline wants to create a scale drawing of a room. The room is rectangular with a length of 24 feet and a width of 18 feet. The scale drawing needs to fit on a piece of paper that is 8.5 inches by 7 inches. She also wants the drawing to be at least 4 inches wide and long.

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before