【单选题】Which of the following is considered a direct cost for producing a widget? A . The cost of the materials used to produce a widget. B . The labor costs of the workers who actually produced the widget.
C.
. The rent for the building in which the widget was manufactured
D.
. The salary of senior management and the project sponsor
【简答题】Thinking small, being engaging, and having a sense of humor don’t hurt. Those are a few of the traits of successful science crowdfunding efforts that emerge fr om a recent study that examined...
【简答题】Passage Two Questions 51 to 55 are based on the following passage. Thinking small, being engaging, and having a sense of humor don’t hurt. Those are a few of the traits of successful science crowdfund...