Keisha has a bag that contains 3 red, 2 orange, 1 yellow, and 2 purple marbles. She will randomly choose 1 marble from the bag. What is the probability that keisha will choose an orange marble?.

Which of the following is true of concerts a. concepts prevent us from generalize b. concepts independent of experiences and object. c. concepts complicate the memory process d. concepts provide clues about how to react to a particular object or experience