If a person always responds in the same way to a stimulus across all contexts, then what type of attribution will likely be made?

That would be a dispositional attribution.
Here it is important to make a difference between two phenomenons that use this same term. The first is what the question is about as the dispositional attribution is a way person reacts to something based on the internal characteristics and the second is that we think that a personal characteristic is a cause for a certain event. The second one can lead to a fundamental attribution error if we are not careful. 

The adams apple, or laryngeal prominence. is a feature of the human neck, and is the lump or protrusion that is formed by the angle of the thyroid cartilage surrounding the larynx seen especially in males.