<span>Methods:
Tightly-structured</span>
<span>Common-structured
Paragraph can consist of several sentences with a specific idea.
</span><span>A topic sentence refers to the main idea of the paragraph. Usually, a topic sentence is found on the first line of the paragraph wherein it tells something about the entire content of the paragraph. The main idea of the paragraph or the topic sentence must be following by supporting evidence or statements. The topic sentence should be general and at the same time specific. It is general in the sense that it must be able to present the entire subject of the paragraph but specific enough to be understood by readers.</span>
A period always goes inside the quotation marks. That makes only a and c correct.
Now you have to worry about the capitalization problem. Is it all or is it All?
The rule is if the sentence inside the quotation marks is a complete sentence, then the first letter of the first word is capitalized. In this case, the sentence beginning with all inside the quotation marks should be All.The sentence could stand alone. It is a complete sentence. The answer should be d.
The answer is IT since it isn’t describing anything