The goal of your speech is to persuade students to support the organization PETA. To show their support, you ask students to put a PETA sticker on their folder after your speech. Ninety percent of the students accept the sticker and put it on their folder. You were successful most likely because .

Your requested behavior required little effort.

Explanation:

A persuasive speech can be defined as a speech in which the orator tries to convince his/her audience to agree with his point of view. There are many persuasive strategies that an orator adopts such as ethos, pathos, logos, bandwagon, etc.

In the given speech, the strategy of performing an action is used. This strategy of persuading was developed by Alan Monroe in the mid-1930s. According to this strategy, an orator can ask to perform a quick action that requires little effort and can be performed immediately. The action was simple and required little effort and was immediate action, thus, 90% of the audience was persuaded to support the PETA organization.

So, the correct answer is that the speech required a little effort of action.