What combinatorics rule (combination or permutation) did you use in PART 1? Explain why you used that rule rather than the other. Group of answer choices The permutation rule was used in Part 1 because there was no repetition of toppings on the pizza. The combination rule was used in Part 1 because the order of the toppings on the pizza did not matter. The permutation rule was used in Part 1 because the order of the toppings on the pizza did not matter. The Fundamental Counting Principle (FCP) was used in Part 1 because there was no repetition of toppings on the pizza.