The element of American Romanticism that the transcendentalist and gothic writers had in common is emotion, as stated in option C and explained below.
All three movements - Romanticism, Gothic, and Transcendentalism - have an element in common: emotion. They all place great importance on the emotions we feel.
However, we may find some differences in the way each movement portrays emotion. Gothic writers, for example, tend to focus on sadness, melancholy, and anger. Romantic writers, on the other hand, would focus on love and awe.
With the information above in mind, we can choose option C as the correct answer.
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