The answer is C: they treat him cruelly.
Hope this helps!
In outlining a paragraph, the topic sentences
must be depicted in Roman numerals or numbers. It must only consist of a short
phrase or word that is enough for the main thought to go through. Thus, the
most appropriate way is
<span>I. Topic Sentence</span>
Problems arose when the settlers began to view the Cherokee, who owned most of the land, as a threat.