Which of the following orders of resonance energy is correct?

  • A
    Cyclopentadienyl cation > Cyclopentadienyl anion
  • B
    Cyclopentadienyl anion > Pyrrole
  • C
    Cyclobutadiene > Methylenecyclobutene
  • D
    Cyclohexa$-2,4-$dienone < Cyclohexa$-2,5-$dienone

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