A statement on your behalf by someone who is accepted as an expert by the audience is called what?

A) Qualification
B) Image enhancement
C) Euphemism
D) Credential
E) Endorsement

Expert

An individual with a high level of knowledge or skill in a particular area.

Endorsement

A public declaration of support for a product, service, or individual, usually by someone influential or famous in the respective industry.

Credential

A qualification, achievement, quality, or aspect of a person's background, typically used to indicate that they are suitable for something.