Ivan does not say anything because he cannot speak.
After Rainsford comes to Zaroff's door, Ivan answers with a gun pointed at Rainsford. Rainsford tries to talk to Ivan, but he does not respond. When Zaroff comes to meet them he explains that even though Ivan is incredibly strong, he is "deaf and dumb" which means he is unable to hear or speak.
Answer:
When the article discusses that Nia Dennis wishes to incorporate the struggles and victories of the African-American population into her routines, he shows evidence that supports her and wants the routines to reflect who she is.
Explanation:
Nia Dennis said that the "black life matters" movement is her biggest inspiration when it comes to sport and art and that she wants to incorporate that into her presentations and routines, showing how proud she is of the African American population, which she does he leaves, and he wants everyone to know about it and that is why he always incorporates facts about the struggle and the victories of the black people in her routines.