What is dramatic convention?

A dramatic convention is a set of rules which both the audience and actors are familiar with and which act as a useful way of quickly signifying the nature of the action or of a character.

Explanation:

I used google

both the address and the poster use diction to convey their message. diction is defined as a style of writing or speaking based on the types of words chosen in order to send a message. parallelism is when a similar sentence structure is used for several sentences on a text; roosevelt's address doesn't follow that. repetition has to do with repeating a word or sentence in order to emphasize and idea, however neither the poster nor the address use repetion. finally, the address doesn't use images to convey a message.

gregor could have been bullying her