Answer:
C. Grammar and punctuation
I would suggest saying, "I would make an excellent president because...." (List your reasonings). For "Helpful," you don't need to capitalize the first letter. Make sure you add in an "and helpful," since you're finishing off the reasons.
Canadente is spelled incorrectly. It should be "Candidate."
Lastly, I would suggest saying "have had experience...."
The answer is C because when you summarize a story you need the main detail of the whole story.
The last one, plant and animals food sources both contain iron, but the iron in animal foods is more accessible to the body :)
Born circa 1341 B.C.E., King Tut was the 12th king of the 18th Egyptian dynasty.