Social mobility refers to the ability to move up or down within a class structure. From the below list, which factor do you think is important for someone’s potential to move upward? Why?

Social mobility refers to the ability to move up or down within a class structure. From the below list, which factor do you think is important for someone’s potential to move upward? Why? Please respond in a paragraph of at least 5–7 sentences to fully address this question.