Answer:
A) Decreases , or D) Can increase or decrease (need more information)
Step-by-step explanation:
Opportunity Cost is the cost of next best alternative foregone, while choosing an alternative.
Here, Opportunity cost of french fries - is the units of pizza sacrifised while making a unit french fries.
When oven broke, pizza that can be produced decrease.
- If oven break effects (negatively) only pizza, & french fries production capacity stays same ie constant - opportunity cost of french fries {ie pizza sacrifised} decreases
- If oven break effects pizza & french fries production capacity both - then opportunity cost of french fries changes (increase or decrease) based on their quantities' relative fall.