When Veronica first quit smoking, she experienced cravings for cigarettes whenever she took a coffee break. Gradually, those cravings went away, and she doesn't typically think of smoking when she has a coffee now. Sometimes, however, she still experiences a craving for cigarettes during a coffee break. What do we call the occasional craving that Veronica experiences now?
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spontaneous recovery◦
extinction◦
stimulus discrimination◦
higher-order conditioning