Which statement best describes the difference between commercial aviation and aerospace?

Which statement best describes the difference between commercial aviation and aerospace?

• A. Commercial aviation focuses on spaceflight, while aerospace focuses only on passenger transport.
• B. Commercial aviation is a subset of aerospace that excludes spaceflight.
• C. Commercial aviation focuses on passenger and cargo transport within Earth's atmosphere; aerospace includes both aeronautics and astronautics, including spaceflight.
• D. They refer to the same field with different terminology.

Answer: (C)