

MCQOPTIONS
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1. |
Let A and B be two non-empty relations on a set S. Which of the following statements is false? |
A. | A and B are transitive ⇒ A∩B is transitive |
B. | A and B are symmetric ⇒ A∪B is symmetric |
C. | A and B are transitive ⇒ A∪B is not transitive |
D. | A and B are reflexive ⇒ A∩B is reflexive |
Answer» D. A and B are reflexive ⇒ A∩B is reflexive | |