Which of the following statements are true? (Check all that apply)
a. EMT levels of certification are standardized at a national level.
b. The paramedic has studied and is able to deliver advanced life support in emergency situations.
c. All EMTs must be 21 or older.
d. EMT-B and paramedics are trained and can respond to 911 emergencies.

The statements that are true are option A, B and D:a. EMT levels of certification are standardized at a national level.b. The paramedic has studied and is able to deliver advanced life support in emergency situations.d. EMT-B and paramedics are trained and can respond to 911 emergencies.What is the youngest age to be an EMT?While paramedics can use their additional training to provide medical aid in a variety of more specific situations, EMTs typically respond to 911 calls in an ambulance. For instance, they might function as a paramedic-firefighter for a fire department.To determine whether the patient is experiencing cardiac arrest and to begin resuscitation, EMTs and paramedics may evaluate the scene. Additionally, they send the patient to the most suitable facility for final care, which is typically the hospital that is closest and has the greatest facilities for treating cardiac arrest patients.Note that all Candidates need to: Be at least 18 years old. The written consent of a parent or legal guardian is required for 16- and 17-year-old applicants for Emergency Medical Responder and EMT positions.Learn more about EMT certification fromhttps://brainly.com/question/28046895#SPJ