E1C10:What is the maximum mean power level for a spurious emission below 30 MHz with respect to the fundamental emission?

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E1C10 is - 43 dB.

The key fact is - 43 dB. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.