No need solutions, just final answer will do

Let A= {B76, XR3, D54, XL5}, B = {B76, D54} and C = {ES2, XL5). Verify the correctness of the following statements: 1. BEA 2. BCA 3. B-ACC 4. A-BCC Select one: O a (1) and (4) are false, (2) and (3) are true O b. All are true Oc Only (1) is false and all the remining are true O d. Only (2) is true and all the remining are false Let P be the statement Mathematics is easy." and Q be the statement I do not need to study.. What is the best statement in words to describe --Q? Select one: a. I do not need to study. O b. I do not need to study Mathematics. O c. It is not the case that I do not need to study. O d. I need to study. What is the truth value of the predicate ( 3x R, 3y R, -(x2+y2>0))? Select one: O a. False O b. Unknown O c. True. Let A = {a,b,c} and R = {(a, a), (b, b), (c), (C, b)}. Which of the following statement is most complete in describing R? Select one: O a. Ris an equivalence relation on A. O b. Ris a reflexive relation on A. Oc. Ris a reflexive and symmetric relation on A. O d. Ris a reflexive and transitive relation on A