A **permutation** of objects is:
Aonly valid when all objects are taken at once
Ban arrangement in a definite order of objects taken some or all at a time
Cthe same as a combination
Dan unordered selection of objects
Answer & Solution
Correct answer: B. an arrangement in a definite order of objects taken some or all at a time
Permutation = arrangement in a definite order, taking some or all of the objects.
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