The answer is B. False. Source cards are index cards which are used to take note all the necessary information about the sources you have used. Source cards only contain the following contents: Author, Title of the Book, Place of Publication, Location of source and source number. Whereas, a library call number appears on a specific part of a book, e.g. spine of book, which are used as codes in order to easily locate the book in the library.
The answer that would best complete the given statement above would be option D. RHYME and C. METAPHOR. Based on the given passage above, Franklin used RHYME and METAPHOR to express a deeper truth. The words that rhymed are more and shore. Hope this answers your question.
If your choices are the following:
A) pronoun-antecedent voice agreement error.
B) pronoun-antecedent number agreement error.
C) pronoun-antecedent gender agreement error.
D) pronoun-antecedent subject agreement error.
Then the answer is letter D.