E3B06:On which of the following amateur bands is long-path propagation most frequent?
Direct answer summary (2024-2028 NCVEC pool)
The official correct answer for E3B06 is 40 meters and 20 meters.
The key fact is 40 meters and 20 meters. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.