<span>analytical</span>
The statement "The writer always states the hypothesis at the beginning of a scientific paper" is True.
A hypothesis is a supposition made by the scientist. In order for a hypothesis to be a scientific hypothesis, the scientific method requires for it to be tested. If a hypothesis cannot be tested, it cannot be scientific hypothesis. It is important to state the hypothesis clearly at the beginning of a scientific paper. This enables the reader to understand the problem.
D a world troubles paragraph
The last one. The only scenario where you wouldn't put a comma in the first quote is if it's a completed remark that uses particular punctuation such as a quotation or exclamation mark, but never a period. Hope this helped.
Are there answer like a multiple choice question
Does<span> not </span>do<span> away with all the article problems, but it reduces ... </span>This excerpt<span> contains nine errors in article and singular/plural noun </span>uses<span>.</span>
