In “the scarlet lbis,” why does the narrator rename his little brother doodle ?

Plz change it i can not change this sentences .

3. what is the purpose of a lead sentence or paragraph? to display your most convincing reasons and arguments to you revise the overall structure of your work to interest readers and introduce your writing style to add details and elaborate on your ideas

What element does susan b. anthony include in this passage to strengthen her argument?