Read this line from the text: they aim to kindle interest and to direct the activity of the awakened student along sound lines. in using the phrase sound lines, the author wants to suggest the professor's arguments are

the correct answer is "dissent"

explanation:

because dissent is when one or more judges express disagreement with the majority in court, in specific legal systems.   an   argument in opposition is presented to the court, with a different interpretation, or application.

so you want me to do this crossword i’m good with crossword puzzles just don’t got the time yo, maybe later this week