题目
101 It is argumentative whether project managers actually control costs. Which of the following is the most common element over which the project manager may have some degree of control?
A. Direct labor dollars
B. Direct labor hours.
C. Overhead rates.
D. Procurement costs.
E. None of the above
第8题
A.社会产生了。其基本特征是
B.①封君封臣制度②城市自治③庄园与农奴制度④中央集权
C.①②
D.①③
E.②③
F.②④
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