Final answer:
The Lincoln Memorial honors President Abraham Lincoln's efforts to unite the nation and highlights his significant accomplishments. The reference to Lincoln's second inaugural address inscribed in the memorial indicates that he served more than one term as president.
Step-by-step explanation:
The passage suggests that Lincoln's legacy is celebrated through the Lincoln Memorial, which honors his efforts to unite the nation during a tumultuous period in American history. The Gettysburg Address and Lincoln's Second Inaugural Address, inscribed on the walls of the memorial, signify his dedication to the principles of freedom and unity. The correct answer to the question is that according to the passage, Lincoln c. served more than one term as president. The rationale for this choice is that Lincoln's second inaugural address is explicitly mentioned, and a second term is implied by the reference to a second inaugural address.