题目内容：
Which of the following would you do if you wanted the contractor to start work on a project immediately?（ ）A．Issue a letter contract, but follow up as soon as possible with some type of a final contract
B．Sign a Time and Materials contract for the entire effort
C．Negotiate a Firm Fixed Price contract
D．Negotiate a cost sharing arrangement A．先签发一封合同意向书，然后尽快形成某种类型的最终合同书
B．对整个任务工作，签一份个工时和原材料合同
C．谈判达成实盘固定价合同
D．谈判达成成本分摊办法
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答案解析：