Final answer:
Bob, the tax law-certified volunteer who prepared the return violated the Volunteer Standards of Conduct. Tax professionals are generally expected to adhere to ethical standards in their work. Jim may have violated the standards if he failed to identify or address important issues during the review.
Step-by-step explanation:
The person who violated the Volunteer Standards of Conduct is Bob, the tax law-certified volunteer who prepared the return. According to the provided information, Bob violated the standards by not reporting the cash income on the return. It is important for tax professionals to accurately report all income to ensure compliance with tax laws and regulations. It's possible that Bob violated the Volunteer Standards of Conduct if he was aware of any discrepancies or inaccuracies in the return but did not address them appropriately. Tax professionals are generally expected to adhere to ethical standards in their work. Jim may have violated the standards if he failed to identify or address important issues during the review. Quality reviewers are expected to exercise due professional care and thoroughness in their review processes.
Without more information about Betty's actions, it's challenging to determine if she violated any specific standards. Site coordinators typically have responsibilities related to overseeing the operation of volunteer programs, but their potential violation would depend on the nature of their actions. It's possible that this could be the case if all individuals involved adhered to the standards in their respective roles. To make a more accurate determination, additional details about the specific actions or behaviors that may have violated the Volunteer Standards of Conduct would be needed.