Classify each as either a permutation or combination, then calculate the number of ways the scenario could happen. 1) choosing 2 movies to rent from 15 movie options v ways 2) the 1st, 2nd, and 3rd place finishers in a race with 10 contestants ways 3) planning the order of presentations for 8 people in class v ways 4) electing 4 candidates to a planning committee from a pool of 7 options ways

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