Question: Which sequence of steps correctly describes the steps of lay-rescuer CPR before compressions begin? a. Check scene safety, Assess the victim's responsiveness, Call for help, Assess breathing, Begin 30 compressions. b. Call for help, Assess breathing, Check scene safety, Assess the victim's responsiveness, Begin 30 compressions. c. Begin 30 compressions, Assess the victim's responsiveness, Call for help, Assess breathing, Check scene safety. d. Assess the victim's responsiveness, Call for help, Check scene safety, Assess breathing, Begin 30 compressions.