QUESTION: People often describe what as a giant wall of water?
Options:
- backpack
- allen key
- snowball
- ocean
- tsunami
ANSWER: Let me think step-by-step: Tsunami is a giant wall of water. People often describe tsunami as a giant wall of water. So the answer must be tsunami.

QUESTION: What are humans doing when they have offspring?
Options:
- regret
- drive cars
- hear sounds
- make mistakes
- reproduce
ANSWER: Let me think step-by-step: Humans reproduce when they have offspring. Offspring means a person’s child or children. So the answer must be reproduce.

QUESTION: when communicating with my boss what should i do
Options:
- misunderstandings
- transfer of information
- learning
- confusion
- silence
ANSWER: Let me think step-by-step: I should ensure there is effective transfer of information, thought, or feeling so that it is understood by the two sides. If I don’t transfer information to my boss, I will not be able to transfer my thoughts and information. So the answer must be transfer of information.

QUESTION: The skeleton for this needs to be light so it can fly?
Options:
- building
- aircraft
- ship
- closet
- closet
ANSWER:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let me think step-by-step: It is the aircraft that can fly. The skeleton for an aircraft needs to be light so it can fly. So the answer must be aircraft.