Final answer:
Wanda's actions can be considered unethical based on the given options.
Step-by-step explanation:
Wanda's actions can be considered unethical based on the given options. Option a) states that she purchased the treats and then reverse engineered them, which can be seen as a violation of intellectual property rights. Option b) suggests that she should have disclosed her own business, which would have been the ethical thing to do to avoid conflicts of interest. Options c) and d) do not provide enough information to determine the ethicality of her actions. Therefore, based on the given options, it can be concluded that Wanda's actions were unethical.