Answer: ay yo ma lemme get yo number
Explanation:
The answer is letter A - Rhinostenosis and nasomental. Rhinostenosis is narrowing or obliteration of the nasal airway. Obviously we mainly breathe throw our nose. If it is clogged or being narrowed then we naturally will be having a hard time breathing. Rhinostenosis is a breathing condition.
No the brain is always developing as you learn or experience new things every single day.