The main emphasis of the START system of triage is what? (a) Rapid classification of injury victims by senior on-site personnel using practiced assessments of under one minute each. (b) The mobilization of additional resources to meet the in-the-field needs of those injured during the event of mass destruction. (c) The use of available transport to remove the walking wounded from the event scene. (d) Using highly visible alphabet scored "tags" to mark increments of progress during the on-site operation