Bao Incorporated recently paid more than the net book value to acquire Cleanway Corporation.Cleanway operates an active research and development program into environmentally friendly cleaning products.Bao is very interested in this research program as well as the good management team in place at Cleanway.The excess price paid over the net book value of the assets should be accounted for on Bao’s financial statements as: A.goodwill. B.a trademark. D.an intangible asset, research and development.