I believe Diagram <span>is used to organize information within an informational text.
Diagram is often use to give a sumple summarization for a certain data, that allow the readers to understand it without having to dig deeper on the actual numbers of the data. Diagram technique is preditcted to became popular since the enlightment period.
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D. Dear Rosanna, I just heard your good news use correct punctuation
You will never put anything else except the comma after dear... in any letter.
Kelseys reaction to Ryder is (evidence of )her thoughtful and caring personality.
Distinctive has a positive connotation.