The library – the event by posting flyers throughout the city

advertised

Explanation:

Flyers are known to be a very effective tool for publicity. This flyers are usually printed on paper using bold captivating print to draw the attention of readers in public places.

Therefore, we could rightly say the library's approach to publicise the event was indeed a good one.

repetition is used to emphasize a feeling or idea, create rhythm, and/or develop a sense of urgency.

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.