Answer:
The answer is A the first one
Answer:
D. Narrow his focus
Explanation:
In writing a research,a topic has to be selected first. This could be provided by a supervisor or the individual, on a topic he is interested in. After forming a topic, many general questions should be formed. This would provide a wide view from which to assess the topic.
Too many general questions ought to be further narrowed into more specific questions. It is important that the researcher chose a topic on which information could be found easily. This would make it easier for the questions to be easily narrowed and not too broad. He should also avoid open ended questions, that is yes or no questions, so as to make the information more meaningful.
The author ends this chapter with this statement because it tells us that we are eating unhealthy food and that we lack the vitamins and minerals that have a significant impact on our lives.
<h3>What do you mean by an author?</h3>
An author refers to the writer of any book, document, or article.
The author ends this chapter by telling us that we are eating very unhealthy and many chemicals that we lack the vitamins and minerals having a major impact on our lives and ignorant about the quality of food.
Learn more about the author here:
brainly.com/question/6560941
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