Mr. Janak ordered packages of hamburger buns, cheese slices, and patties for 3 cafes. He listed the number of packages needed per store in matrix Mand the cost per package in matriz N.

H. C. P. Cost
Cafe 1 [15 10 12]. H. [2.50]

M=cafe2 [20. 13. 15]. N=c[4.25]

Cafe 3. [18. 14. 14]. P [3.15]

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