Depending on the additional context (if any is given), the answer is likely "gold and ivory."
Question 1: The idea of racism must be changed.
Question 2: It is necessary for this change to occur so that a nation that has dreams, hopes, and preaches freedom can actually be free, and it won't be a free nation until all of the citizens are released.
Question 3: By changing this idea, Americans would start seeing each other as Americans and have what they claim to have. By not viewing a race of people differently than everyone else, then America would be true to what it says.
Answer:
B. "Why , my God! they used to go there by the hundreds."
Explanation:
The author uses irony in this phrase to express the surprise at Gatsby's funeral when it was realized that almost no one appeared at the funeral to bid him goodbye, but hundreds of people knew Gatsby, said they loved him, and were often seen at his party.