0} 5. Lenard list down the set of all letters in the word "community" as shown below. What is wrong with this set? a. A = {1,0,m,m,u,nộit,y} It uses braces. c. The objects in the set are not listed once. b. It uses commas. d. A capital letter is used to represent the set. 6. List all positive even numbers less than 10. {2,4,6,8) b. {1,3,5,7) c. {2,4,6,8,10) d. {1,2,3,4,5,6,7,8,9,103 7. Given M = {1,0,1,e) and N= {c,a,r,e}, find MUN. {1,0,v,e,c,a,r,e} b. {c,a,r,e,1,0,v,e} c. {1,0,v,e,c,a,r} d, { } 8. Given L = {f,a,n} and Q = {f,u,n}, find LnQ. {f,a,n,fu,n) a. b. {f,a,n) c. {f,un d. {f,n} a. a.