Why are airline ticket prices difficult to predict?

• A. Because airlines use dynamic pricing and yield-management systems that change fares based on remaining seats, booking time, demand, and competitor moves, making prices vary unpredictably.
• B. Because international regulators fix airline fares at irregular intervals, causing sudden price changes.
• C. Because all airlines follow a uniform published schedule of fares that depends only on distance flown.
• D. Because airline fares are determined solely by fuel costs, which fluctuate randomly and directly set ticket prices.

Answer: (A)