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So here's a question from the 2007 ADA DAT.
The answer is C, but I chose A thinking the resonance structures were actually equivalent. Am I thinking too much into this problem, would you still count equivalent resonance structures?
Thanks for your help!

The answer is C, but I chose A thinking the resonance structures were actually equivalent. Am I thinking too much into this problem, would you still count equivalent resonance structures?
Thanks for your help!