Answer:
C. Brevital is used to produce rapid unconsciousness before administration of the inhaled anesthetic.
Explanation:
Brevital are usually given through the vein so as to induce Anaesthesia. Due to its rapid onset it is best it is followed up immediately by administering anaesthesia. The anaesthesia should be inhaled because it doesnt change the effect of inhaled anaesthesia. Methohexital (Brevital) has very weak analgesic and muscle relaxation effects.