Q91. If A and B are two sets, which of the following statements is always true?Mathematics — Sets, Functions and Groups — Question 91 of 232A. A ∪ B = B ∪ AB. A ∩ B = A ∪ BC. A - B = B - AD. A ∪ B = A ∩ B = ∅Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →