Answer:
affect is an impact on or an influence, effect is a noun, showing the result or outcome of something.
Answer: Bolding, italicizing.
Explanation:
Bolding makes the words more visible and darker, witch results in making them look more important to the reader.
Italicizing also makes words more visible and important looking.
When you see these two things in a document you can assume they are important.
The correct answer should be A. people and E. ruler
Great is an adjective, Montezuma and Aztec are proper nouns, while people and ruler are common nouns.