Nthe constitution makes a particular effort to protect the expression of unpopular views why is this important

It is important that the constitution makes specific effort to protect the expression of unpopular views because if some topics of forms of speech were to be forbidden, then the power to set the standard to restrict any topic of discussion that is considered improper would have to be given to a particular government agency. More so, freedom of expression is an essential component of Personal Liberty. Freedom is nothing if there are topics that are off-limits.

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;