It is not relying on the work of others is the required answer.
Step-by-step explanation:
Under Circular 230, a practitioner must exercise due diligence in preparing tax returns which would include,
- in preparing or assisting in the preparation of approving and filling tax returns, documents, affidavits and other papers relating to internal revenue service matters
- in determining the correctness of oral or written representations made by the practitioner to the Department of the Treasury.
- In determining the correctness of oral and written representation made by the practitioner to clients with reference to any matter administered by Internal Revenue Service
- A practitioner will be presumed to have exercised due diligence for purpose of this section. If the practitioner relies on work product of another person and the partitioner used reasonable care in engaging, supervising , training and elevating the person, taking proper account of the nature of relationship between the practitioner and the person except as provided in $$10.34,10.35.
- therefore it is not relying on the work of others is the required answer.