1.

If_A_is_a_subset_of_B_and_B_is_a_subset_of_C,then_cardinaity_of_A_U_B_U_C_is_equal_to_:$

A. Cardinality of C
B. Cardinality of B
C. Cardinality of A
D. None of the mentioned
Answer» B. Cardinality of B


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