All of the following are ways people use ethos to influence beliefs and opinions

a. expression of goodwill
b. personal experience
c. appeal to experts
d. examples

answer:

the answer to your question is d - examples.

explanation:

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kennedy creates personal credibility by saying he is more than fit to lead. he talks about the sixty day period that he constructed administration, and says based on that he will be an acceptable leader.

jfk has a great reputation as an american citizen. he fought in wwii, and earned the navy and marine corps medal. he saved several men on his pt-109 patrol torpedo boat after an attack by the japanese navy. he also served in congress for the 11th congressional district for massachusetts, and served three terms in the house of representatives.

explanation: