) Let Z denote the set of all integers. Determine whether each of the relations on Z given below are reflexive, symmetric, transitive, or none of the above. Select all that apply. (a) ry > 1 A. Reflexive B. Symmetric C. Transitive D. None of the above (b) z = 2y A. Reflexive B. Symmetric C. Transitive D. None of the above (c) z-y is an integer A. Reflexive B. Symmetric C. Transitive D. None of the above (d) z+y=0 A. Reflexive B. Symmetric OC. Transitive OD. None of the above

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