You are trying to persuade your brother to stop eating chocolate. Is it Ethos, Pathos, or Logos and why.

Logos or the appeal to logic is the use of logic or reason to persuade an audience. i.e. You should stop eating that chocolate or you will probably get sick?

Explanation:

Pathos appeals to the audience's emotions and evokes feelings.

Logos or the appeal to logic is the use of logic or reason to persuade an audience.

Ethos  It is an appeal to authority and credibility in persuasive language. Ensuring an audience of the speaker/or writer's argument's reliability or credibility. Making yourself (or your argument) appear credible and trustworthy will help you persuade your audience.

the choice that is not a technique that you should use to come up with ideas for the topic of a research project is, writing about academic subjects that are not interesting to you. this does not belong to the techniques to come up with ideas because having no interest in a certain topic will lose your drive to come up with better ideas. it gives no room for improvement and acquiring of new ideas and information. 

explanation:

you need need more details so we can understand what your asking us.