Which is a feature of an effective letter to the editor? a specific request for employment, or a job referral informal language to set a casual mood an argument supported by examples or personal experiences an announcement of an event or contest

An argument supported by examples or personal experiences.

Explanation:

This is a feature of an effective letter to the editor. A letter to the editor should address a concern or an interest that a person has in a particular piece of information. Moreover, the letter should present an argument that is relevant to the editor, and this argument needs to be supported by examples or personal experiences in order to be credible.

hancock was president of congress when the declaration of independence was adopted and signed. he is primarily remembered by americans for his large, flamboyant signature on the declaration, so much so that "john hancock" became, in the united states, an informal synonym for signature.

explanation:

samuel gompers was an extremely important person in the american labor movement, being him an employee all his life he devoted himself to fight for the rights of his pairs, he believed they all had the right to have better thing and that they all were working for them but the factory workers were greedy, ambitions and socialist people for him who he didn't have a good concept of.

he gave so many speeches and led so many strikes and protest to fight for equality which he considered employers didn't want to accept, so he had an absolutely negative opinion of them.