Answer:
(a) Leann is incorrect
(b) For every main dish, there are 3 sides
(c) 6 selections
Explanation:
See attachment for complete question
Given
Main Dish: Burger (B), Chicken (C), Pasta (P)
Sides: Apple (A), Fries (F)
Solving (a): Is Leann list correct?
From the question, the list is: BA, BF, CA, CF, PA, PF, AB, FB, AC, FC, AP, FP
This list is incorrect because:
AB is the same BA, BF is the same as FB and so on
Solving (b): Number of sides for each Main dish
From the question:


This implies that:
For every main dish, there are 3 sides
Solving (c): Total number of selection
In (b), we have:


So: the total is:


