On a homework assignment, Skyler needs help with a few questions. Help Skyler match each expression to what it represents. - - - The number of non-repetitive lists of length that can be made from symbols. The number of non-repetitive lists of length whose entries are chosen from a set of possible entries where order matters The number of lists of length that can be made from symbols. The number of lists of length whose entries are chosen from a set of possible entries where order matters For integers and , ________ denotes the number of subsets that can be made by choosing elements from a set with elements