A: There are 5 identical pens and 7 identical books so a person can select at least one object from this set in 7 ways because 5 x 5 = 7. The answer is (D).
Answer the following multiple choice question with options (a), (b), (c), (d), (e) by reasoning step-by-step.
Q:There are 5 identical pens and 7 identical books. In how many different ways can a person select at least one object from this set? Answer Choices: A)11 B)12 C)39 D)47 E)56