I'll give you a question, please answer with step-by-step reasoning process.
Where is a suitcase stored while a person travels by air?\nOptions:\n- movie\n- cargo hold\n- in a cockpit\n- taxi\n- baggage compartment

baggage compartment
At baggage compartment, a suitcase is stored.

While a person travels by air, a suitcase is stored in a baggage compartment.

.

So, the answer is baggage compartment