Which of the following constitutes a legal or regulatory constraint and should be noted down in the Investment Policy Statement (IPS) of an investor?
选项：

A: The investor has personal objections to certain companies due to the environmental impact of business activities of those companies.
B: The investor is the director of the company and has access to material non-public information.
C: The investor has a huge liability to outside parties and there are chances that he might be declared insolvent in a short time.