Instructions $\alpha$ $\beta$ -Unsaturated Aldehydes and Ketones Can Undergo Reaction with Nucleophiles at Reaction

Essay

Instructions: $\alpha$ , $\beta$ -Unsaturated aldehydes and ketones can undergo reaction with nucleophiles at the $\beta$ carbon, as shown below. Use this information to answer the following question(s).
-Refer to instructions. Draw a resonance form for the unsaturated carbonyl that accounts for this reactivity.