Final answer:
The CNO statutory committee responsible for addressing professional misconduct is the discipline committee, which ensures that nurses adhere to the profession's standards for practice and conduct.
Step-by-step explanation:
The CNO statutory committee that would act upon a finding of professional misconduct is the discipline committee. This committee is responsible for hearings regarding allegations of professional misconduct or incompetence. Their role is to protect the public by ensuring that nurses meet the profession's standards for practice and conduct. Other options like the registration, quality assurance, and fitness to practice committees serve different functions within the regulatory framework for nursing professionals.