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.
Step-by-step 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.