In the book 1984 by George Orwell, everyone has a different role (just like today, not everyone has the same job). Though some classify themselves as party members and some do not; they all work for Big Brother.
Answer:khakhi pants
Explanation:
What is an opportunity cost?
Opportunity cost refer to choosing the next best thing when given your two alternatives that you both like the same.
Kyla hate black jeans which means she is less likely to choose them so if she has to choose something else other that the blue jeans , Kyla is likely to choose khakhi pants .
So opportunity cost is actual choosing another alternative and leaving the other when given that opportunity to choose amongst your favourites .