Which of the following is true regarding outdoor rock concerts in a city.

A) Cities may not restrict rock concerts in any fashion because they are protected as a form of expression under the First Amendment

B)The First Amendment does not apply to outdoor rock concerts.Therefore they can be regulated in any fashion that the city desires.

C)A city may make reasonable regulations of the sound levels of outdoor rock concerts without violating the First Amendment.

D) A city may not restrict the sound level of an outdoor concert if the concert is considered a political expression.