I'd say B and D. Elementary school reports don't necessarily equate to knowledge of a subject (and research on the branches of government doesn't help you know <em>how</em> to govern), so A is out. C is nice, but popularity and charm do not a leader make, he might have ulterior motives to being as such, maybe taking advantage of the power? B and D show things he has done that would give him useful skills in the position.
Well, you can’t hear me so the comma helps and puts a little space in reading the same sentence, a momentary pause. I’m from Texas; I’m not a Cowboy (semi colon is used for a cause and effect sentence). Wow! That’s so cool! Exclamation marks add emphasis
D- rich flora has the most positive connotation
Answer: The author wants to communicate the distinctive personality of the narrator
Explanation: