A. Public transportation is inexpensive and more comfortable than private transportation.
<span>After the war, the Nigerian government switched the currency from Biafran money to pounds.
This fact is important to understanding the piece because it helps the reader know the reason for the man to have to stand in line just to turn his money in for a type of money that he doesn't understand at all (which is shown by the fact they call it 'egg rashers'). </span>
The best way to punctuate the bolded portion of the quotation is the following:
C. them."-C.S. Lewis
This is the best way considering that the sentence ends on 'Lewis'. Periods always go inside quotations, as you can see from this brief description between different citing standards.
MLA: Commas and periods directly following quotations always go inside closing quotation marks. Question marks can vary depending if the question is part of the quote, then the punctuation mark goes inside the quotation marks. If the question is not part of the direct quote, it goes outside.
AP: All punctuation goes inside the closing quotation marks. This includes commas, periods, question marks and exclamation points.
Chicago: Periods and commas always go inside quotation marks. Question marks and exclamation points that are part of the original quote are included inside quotation marks.