An axiom in euclidean geometry states that in space, there are at least __ (two, three, four or five) points that do (lie in the same plane, not lie in the same plane, lie on the same line) ?

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