A. Carry out the responsibilities imposed on the city by the SMA;

B. Promote the public health, safety, and general welfare, by providing a guide and regulation for the future development of the shoreline resources of the city;

C. Further, by adoption, the policies of the SMA and the goals of the SMP; and

D. Comply with the state SMP guidelines (Chapter 173-26 WAC), including a particular focus on regulations and mitigation standards to ensure that development under the SMP will not cause a net loss of ecological functions.