A company wants to select one product from a set of 3 possible products.Which of the following ensures that only one product will be selected?
A)XA + XB + XC = 1
B)XA + XB + XC ≤ 1
C)XA + XB + XC ≥ 1
D)XA + XB + XC ≥ 0
E)XA - XB - XC = 1

Question

Quizplus · Accepted Answer

Option A ensures that the sum of the variables representing the selection of products (XA, XB, XC) equals exactly 1, meaning only one product is selected.

A Company Wants to Select One Product from a Set