In the text presented, the author's purpose is to explain the causes or factors that lead to a growth in the homeschooling movement, for doing this, the author of this text mentions and explains multiple causes introducing each cause using a sequence linking word: "first", "second", "third" and "fourth", this helps the reader identify the number of points explained in the text are four. Also, this can be confirmed by reading the details because the author includes four main causes as it is mentioned there is a support of homeschooling by law; there is an increase of issues such as violence at school; private schooling costs have increased; and that homeschooling is effective which are four causes that support the main idea.
The answer is: [B]: "four" {"4"} . ____________________________________________________ Refer to: ____________________________________________________ " <span>This is due to several causes. First..." ;
