A politician is a person involved in politics. A current politician does necessarily hold a position, and can e.g. just work in information and information collection, revising law-documents or collecting funding. A politician will most typically be involved in a political party.
A diplomat is officially appointed by a state or organisation to oficially represent this state or organisation in different kinds of negotiations and protection of interests. Diplomats are expected to be neutral and not show party favoritism.
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It could be concluded that Wendell is demonstrating generalization towards the situation. He might be associating his prior anxiety to taking a math test, when he faces formulas and numbers in another subject that is why he might feel the same.
A- Scandinavian Peninsula
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