The right answer for the question that is being asked and shown above is that: "D. He climbs into the hayloft with it." Avery cause trouble with his frog is that he climbs into the hayloft with it. Then after that incident, something happened between him and the frog.
Answer:
There!
Explanation:
The “melting pot” is a metaphor that used to represent the fusion of foreign cultures from immigrants and American culture, schools are one of the vital “tools” that many advocates promoted to “melt” the immigrants' cultures and Americanize the foreign population.