What connotation does the word clean have in this passage?

It has a mostly positive connotation.

It has a mostly negative connotation.

It has a mostly neutral connotation.

It has only a denotation, no connotation.
Part B
Which words or phrases from the context best support your answer to Part A?

“You are your own person,” “break”

“educable child,” “welcome you”

“studies,” “educational reform”

“brief,” “frozen smile”