For which speech would an informal, conversational tone be most appropriate?

a. a speech to welcome people to a local talent show
b. a speech to show people the features of a new cell phone
c. a speech to persuade people to attend a town meeting
d. a speech to inspire people to use public transportation

The answer is A: A speech to welcome people to a local talent show.

Informal tone, as opposed to formal tone (which is direct and concise), is characterized by a personal and colloquial sense that aims at raising conviviality, a sense of nearness, connection, and familiarity that can breed confidence and trust on the side of the audience so that they can feel comfortable and ready to open up.

so you can tailor your resumé to the position

would be the answer. hope this .

the answer is a)   a sentence of death costs the state "almost three times as much as a sentence of life in prison" (delon 147)