8. You should check the adult victim for responsiveness by: A) Tapping him/her on the shoulder or in the middle of the chest and shout, "Are you OK?" B) Using smelling salts C) Pouring cold water on his/her face D) Slapping his/her face. this is for cpr​

What is the main structural difference between enveloped and nonenveloped viruses? a) enveloped viruses have their genetic material enclosed by a layer made only of protein.b) nonenveloped viruses have only a phospholipid membrane, while enveloped viruses have two membranes, the other one being a protein capsid.c) enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane.d) both types of viruses have a capsid and phospholipid membrane; but in the nonenveloped virus the genetic material is between these two membranes, while in the enveloped virus the genetic material is inside both membranes.