4) According to the IMA Statement of Ethical Professional Practice, if a Managerial Accountant does not abstain from engaging in or supporting any activity that might discredit the profession, this would be a violation of which standard? A) Competence B) Confidentiality C) Credibility D) Integrity 5) The break-even point is the A) Level of sales at which profit is positive B) Level of sales at which profit is zero C) Level of sales at which profit is negative D) Independent of the level of sales 6) A cost that has already been incurred and that cannot be changed by any decision made now or in the future is a: A) labor cost. B) opportunity cost. C) relevant cost. D) sunk cost