Why does Douglass choose to alter his behavior around sophia auld?

Answer this correctly what is the cause and effect

Do you think ms. marvel reflects a growing diversity among comic book readers?

In paragraph 5, president obama remarks: “you know, when trayvon martin was first shot i said that this could have been my son. another way of saying that is trayvon martin could have been me 35 years ago.” how does president obama use rhetoric in this quote to contribute to the overall meaning of his speech?