In act II, scene IV of the play, Romeo and Juliet the readers think of the mood to be as jest as the conversation in the play seems to be teasing. Thus, option B is correct.
The mood is a literary setting that refers to the emotional response that depicts the writer's attitude towards the story so as to exhibit the atmosphere of the play, story, or poem.
In this scene of the play, the mood is happy and playful as the conversation between Romeo and Mercutio seems to be of teasing when they are joking with each other.
Therefore, option B. jest sets the mood of the play.
Learn more about jest here:
https://brainly.com/question/16702569
#SPJ1