42. Refer to the list below. Which two factors would most likely cause a change in investment spending? The following list of items is related to aggregate demand. 1) entrepreneurial ability 6 national income abroad 21 consumer expectations 7) business taxes 31 degree of excess capacity domestic resource availability personal income tax rates 9) prices of imported products 5) productivity 10) profit expectations on investments A. 2 and 5 B. 3 and 10 C. 2 and 7 D. 6 and 9