Answer:
A
Step-by-step explanation:
Ethically, Sympatico accountants should inform first its tax clients that they will going to hire a third party tax preparers during the busy season. That is for them to be aware that other party (ABC tax preparers) will know their tax information and they have the right to decide whether to allow it to happen or not. This is to maintain trust and confidentiality, that plays a vital role in an accountant-client relationship.