He becomes interested in ensuring ....
class's = owned by one class.
classes's = owned by multiple classes. (usually shortened to classes')
You can't shorter class's so class', however. Here's why:
<em>You can only shorten it when it's a plural noun that ends in an s or when it's a proper noun (names, places) that ends in an s.
</em><em>
</em>So unless there's more than one class, it's class's.<em>
</em>
By describing actions such as "seemed to look each of us in the eye"
Mr Sewall was refereing to a biblical scenario, The one of Joseph, to talk about how slavery should not be considered whatsoever. He refered to three major arguments to defend his abolitional document: African slaves were descended from Adam and Eve, Israelites were expressly forbidden from buying and selling slaves and The enslave,net of Joseph was illegal and immoral. Based on this document, Sewall appealed to christians by leading them to the immediate emancipation of countless slaves.
this is the best i can do hope it helps
D because the plot always needs to be shown whether directly or indirectly