Let S = {1,2,3, 4, 5} a. How many subsets are there of cardinality 4? 5 (Note: you can enter “C(n,k)" for (").) b. How many subsets of cardinality 4 have {2,3, 5} as a subset? 10 c. How many subsets of cardinality 4 contain at least one odd number? 32 d. How many subsets of cardinality 4 contain exactly one even number? 14

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A: Given below clear explanation.

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