The statement "Boys, you all know girls love sentimental favors." exemplifies which persuasive technique?

The statement "Boys, you all know girls love sentimental favors." exemplifies the persuasive technique of Passing from the Acceptable to the Dubious. This technique involves making a claim based on a generally accepted premise that leads to a questionable conclusion. In this case, the premise is that girls love sentimental favors, which is something that may be widely accepted or seen as reasonable. However, the implication that all boys should act on this by providing sentimental favors, or that this will necessarily appeal to all girls, shifts the stance into a less reliable and more dubious area.

This technique often serves to manipulate the audience's beliefs; by starting with a broadly accepted idea, it smoothly transitions into support for a less substantiated assertion. This statement also does not lend itself to other techniques like Appeal to Pity, Join the Bandwagon Appeal, or Appeal to Prestige, as it lacks emotional manipulation, mass appeal pressure, or a claim of superiority associated with status.