A. Encircle the letter of the correct answer in each of the following questions. 1. Which of the following is a well-defined set? a. honest students b. popular actors c. rainbow colors d. favorite subjects 2. If A is the set of even numbers less than 10, which elements do not belong to this set? a. 3 b. 6 c. 4 d. 8 3. Given that R = { factors of 36}. What is n(R) =? a. 6 b. 9 c. 12 d. 15 4. Given that set V = { m, n, o, p},find the number of subsets V. a. Union b. Intersection c. Complement d. Cardinality 8. It is an instructive way of describing the relationships between sets and elements and are made up of circles which represent the sets. a. a. 16 b. 14 c. 12 d. 10 5. Which of the following is the symbol for an element? b. S a. c C. E d. = 6. Which of these is an empty set? a. The set of green apples b. The set of two-legged elephants C. The set of white shirts d. The set of green bananas 7. What operation on sets combine all the elements found in the sets selected? a. Venn Diaphragm c. Venn Euler 9. Which image shows the union of two sets? C. b. Venn Diagram d. Venn Operations b. d. 10. If A = {1, 3, 5, 7, 9) and B = {2, 3, 5, 7}, what is An B? a. {3, 5, 7} b. {2, 3, 5, 7} c. {2, 3, 5, 7, 9} d. {1, 2, 3, 5, 7, 9}​