Final answer:
The recovery position is known as the lateral recumbent position, correct option 'a', important for maintaining an open airway in unconscious individuals.
Step-by-step explanation:
The recovery position is also known as the lateral recumbent position. This position involves a person lying on their side with their chin tilted upwards to ensure the airway remains open. It can prevent choking and can be crucial in situations where a person is unconscious but breathing. The correct option from the given choices is a. lateral recumbent. Pertaining to the provided information, superior describes a position that is above or higher than another part of the body proper, and None of the above is not applicable in this case.