Initech Incorporated,a Multinational Giant,runs a Number of Diversified Businesses

Initech Incorporated,a multinational giant,runs a number of diversified businesses.Which of the following can be considered as an intellectual property of the firm?

A) income arising from renting land and buildings
B) profits arising from the sale of agricultural crops
C) interest earned by lending capital to other firms
D) innovations and capabilities,and skills of the employees
E) investments made in raw materials and machinery