Why is sentence variety important? a. it makes writing more challenging. b. it makes writing clearer. c. it gives writing a natural flow. d. it's easier to write. e. several subjects and several subordinate clauses.

b

Explanation:

yeah! it's really me with my homework, you should try it!

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.