II. MATCHING TYPE: Match COLUMN A with COLUMN B A. By determining whether the relation R on the set of integers possesses the types of relation, where (x, y) € R in COLUMN B. COLUMN A COLUMN B 17. x +...

17, 18, 19

Extracted text: II. MATCHING TYPE: Match COLUMN A with COLUMN B A. By determining whether the relation R on the set of integers possesses the types of relation, where (x, y) € R in COLUMN B. COLUMN A COLUMN B 17. x + y A. reflexive 18. xy 21 B. symmetric 19. x = y +1 or x = y – 1 C. transitive 20. x is a multiple of y D. reflexive and symmetric 21. x and y are both negative or both nonnegative E. reflexive and transitive F. symmetric and transitive G. reflexive, symmetric and transitive