题目

 It was reported that the plane I was to have taken crashed soon after it took off. _______ the traffic jam, I was   five minutes late for the plane.    A. As a result of    B. Thanks to   C. Because of    D. on account of 答案：B实验是科学探究的重要途径，请根据图示回答相关问题．（1）A图实验的结论是　                            　；（2）B图中玻璃棒搅拌的目的是　                               　；（3）C图中的实验操作会导致的后果是　              　；（4）D图中出现的错误是　                               　．