It can be used as a adjective or pronoun
A. Warm air rises and F. Cooler air travels back to the ocean surface
This would be diction. Diction, by definition, the choice and use of words and phrases in a speech or writing. The authors diction determines the tone or mood of the story. For example, if the author described something as being depressing or something like that, it would be a lot more effective and more intense than just sad. I couldn't really come up with a better example than that lol but I hope this helps!
Noting a relationship between actions or events such that one or more are the result of the other or others. It's a vast subject so we can get into specifics if you know exactly what you want...maybe examples of cause and effect
Alliteration
Pink and petals both start with a p, and alliteration is repeating the same letter or sound at the beginning of words that are next to or close to each other.