Using the CPT manual, select the code for the following procedure

Which route of entry involves breathing in hazardous vapors, smoke, gases, fumes, liquid aerosols, and suspended dusts?

A. Contact B. Ingestion C. Inhalation D. Absorption

A ____ is a metal ring that is used to attach a sling or rope to another part of the rope rescue system.

A. pulley B. carabiner C. prusik D. harness