Which of the following is not an aspect of a Limited Liability Company (LLC)?

a.) Ownership interests (shares) in the LLC can always be easily bought and sold.

b.) The only document needed to build an LLC is a Certificate of organization.

c.) LLCs are "pass-through" entities for income tax purposes, thus avoiding the "double taxation" of income that prevails in the context of corporate earnings distributed to shareholders as dividends.

d.) The limited the liability protection enjoyed by the members of the LLC can be forfeited under circumstances similar to those which allow courts to "pierce of the company veil" when a corporate entity is involved.