Q119. If X is the universal set and A is any subset of X, which of the following expressions is equivalent to the universal set X?Mathematics — Sets, Functions and Groups — Question 119 of 232A. A ∪ ∅B. A ∩ XC. A ∪ (A – X)D. A ∪ (X – A)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →