What does each character in the scene know about romeo's love for juliet at this point? what is romeo's motive for not wanting to fight tybalt? what is the effect of romeo's words on mercutio? why?

Which of the following factors most consistently contributes to the speaker’s believability? a the age and experience of the speaker b the physical environment in which the speech is delivered c the sincerity, knowledge, and trustworthiness of the speaker d the position of the thesis statement in the speech