In any kind of formal writing, the writer should be sure to use a formal or attitude, toward the subject. whats supposed to be in the __ spot ?

The word that should be placed in place of __ is "tone".

Explanation:

A formal tone is a type of language structure that you should use in professional, academic, and literary circles. However, it is not limited to these uses and can be part of your routine also when you communicate by email or start a conversation with someone with whom you do not have much intimacy. In short, formal tone should be used in any kind of formal writing. For this reason, we can conclude that in any kind of formal writing, the writer must use a formal tone or attitude towards the subject.

the answer:

in the first part of the story running is all that matters to squeaky. running gives her confidence and defines who she is. at the beginning of the story she says that other kids call her mercury because she runs very fast. in the text she refers to herself as "miss quicksilver".

the line that provides the best evidence that squeaky has self-confidence is

" and i continue with my breathing exercise, strolling down broadway toward the ice cream man on 145th with not a care in the world cause i am miss quicksilver herself".

v