单项选择题
CORPORATE SUPPORT FOR THE ARTS BY SECTOR IN 1988 AND 1991
A. Services B. Manufacturing C. Retail D. Wholesale E. Other
A. 2 to 1 B. 3 to 1 C. 3 to 2 D. 4 to 1 E. 5 to 3
A. 2 B. 3 C. D. 6 E. 9