Which of the following statements regarding goodwill is not correct? (A) Goodwill is classed as an intangible non-current asset. (B) Goodwill is the excess of the value of a business as a whole over the fair value of its separable net assets. (C) Purchased goodwill may be shown on the balance sheet and may be reduced by impairment. (D) Non-purchased goodwill is a liability.