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单项选择题
【单选题】查找包含banana和apple的信息，命令正确的是？
A.test.find({"fruits":["banana","apple"]})
B.test.find({"fruits":{$all:["banana","apple"]}})
C.test.find({"fruits":{$in:["banana","apple"]}})
D.test.find({"fruits":["apple","banana"]})
B.test.find({"fruits":{$all:["banana","apple"]}})
C.test.find({"fruits":{$in:["banana","apple"]}})
D.test.find({"fruits":["apple","banana"]})
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问答题
Strategy implementation is often considered to be the most difficult stage in the strategic-management process because it requires personal discipline, commitment, and sacrifice.
答案：
确实，战略实施被认为是战略管理过程中最困难的阶段，原因如下：1. **组织变革**：实施战略通常需要组织变革，这可能包括...
