There are two spinners containing only red and orange slices. spinner a has 7 red slices and 13 orange slices. all the slices are the same size. spinner b has 6 red slices and 6 orange slices. all the slices are the same size. each spinner is spun. list these events from least likely to most likely. event 1 : spinner b lands on a red slice. event 2 : spinner a lands on a red or orange slice. event 3 : spinner a lands on a red slice. event 4 : spinner b lands on a black slice.