E3B07:What effect does lowering a signal’s transmitted elevation angle have on ionospheric HF skip propagation?
Direct answer summary (2024-2028 NCVEC pool)
The official correct answer for E3B07 is The distance covered by each hop increases.
The key fact is The distance covered by each hop increases. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.