E9C10:Which of the following describes a Zepp antenna?

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E9C10 is An end-fed half-wavelength dipole.

The key fact is An end-fed half-wavelength dipole. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.