The open-air amphitheater in the city park of Rightville has been utilized for concerts and other entertainment programs. Until this year, each of the groups performing in that city facility was allowed to make its own arrangements for sound equipment and sound technicians. After recurring complaints from occupants of residential buildings adjacent to the city park about intrusive noise from some performances held in the amphitheater, the Rightville City held in the amphitheater, the Rightville City Council passed an ordinance establishing city control over all sound amplification at all programs held there. The ordinance provided that Rightville's Department of Parks would be the sole provider in the amphitheater of sound amplification equipment and of the technicians to operate the equipment "to ensure a proper balance between the quality of the sound at such performances and respect for the privacy of nearby residential neighbors." Which of the following standards should a court use to determine the constitutionality on its face of this content neutral ordinance? 
The ordinance is narrowly tailored to serve a substantial government interest, and does not unreasonably limit alternative avenues of expression.  The ordinance is rationally related to a legitimate government interest, and does not unreasonably limit alternative avenues of expression.  The ordinance is rationally related to a legitimate government interest and restricts the expressive rights involved no more than is reasonable under the no more than is reasonable under the circumstances. The ordinance is substantially related to a legitimate governmental interest and restricts the expressive rights involved no more than is reasonable in light of the surrounding circumstances.