Final answer:
The statement 'The main goal of all politicians is to be reelected' is a generalization, which means it attributes a broad characteristic to a whole group indiscriminately. In relation to American politics and election strategies, it reflects the argument by David Mayhew that politicians' predominant aim is reelection. option B is the correct answer.
Step-by-step explanation:
The statement 'The main goal of all politicians is to be reelected' is an example of a generalization. This type of statement applies a characteristic, in this case a motivation for action, broadly to all members of a group without accounting for individual differences.
In the context of educational materials from which the question seems to be drawn, this statement relates to David Mayhew's argument that politicians primarily aim for reelection and hence indulge in activities like advertising, credit claiming, and position taking to achieve this goal.
With reference to the provided educational material, the correct option in the final answer for this question would be B. a generalization.