标题: 63-1-7 [打印本页] 作者: 19911208 时间: 2011-9-6 16:23 标题: 63-1-7 Which of the following, if true, would most weaken the author’s assertion that, in the 1970’s, corporate response to federal requirements (lines 18-19) was substantial逻辑题：反对题（看数字） (A) Corporate contracts with minority-owned businesses totaled $2 billion in 1979.
(B) Between 1970 and 1972, corporate contracts with minority-owned businesses declined by 25 percent.
(C) The figures collected in 1977 underrepresented the extent of corporate contracts with minority-owned businesses.
(D) The estimate of corporate spending with minority-owned businesses in 1980 is approximately $10 million too high.（E）
(E) The $1.1 billion represented the same percentage of total corporate spending in 1977 as did $77 million in 1972*7E.