To write an informative essay with clear style, the writer needs to use appropriate language for the audience and should

organize sentences into separate categories.

include details that are unrelated to the main ideas.

describe complex topics in a straightforward way.

create an informal, emotional tone.

C.) Describe complex topics in a straightforward way

Explanation:

A is wrong because it just doesn't make any sense

B is wrong because it is against the point of an informative essay to discuss topics that do not relate to the point of the text

C is correct because the purpose of an informative text is to inform an audience of a topic that they otherwise know nothing about. This involves helping them understand the ideas that they are discussing

D is wrong because an emotional tone may show bias in a text and therefore decrease the author's credibility on the subject

the answer is c. many americans held nativist or racist views