E6D02:What is the equivalent circuit of a quartz crystal?
Direct answer summary (2024-2028 NCVEC pool)
The official correct answer for E6D02 is Series RLC in parallel with a shunt C representing electrode and stray capacitance.
The key fact is Series RLC in parallel with a shunt C representing electrode and stray capacitance. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.