Which of the following statements about Coursera is CORRECT？
A．Coursera"s Stanford background makes it develop so quickly.
B．Coursera is the first online project that makes use of peer assessment.
C．Coursera has noticed that human feedback is crucial in online teaching.
D．Coursera courses are provided by top universities in the U. S. and U. K.
请帮忙给出正确答案和分析，谢谢！
发布时间：2017-06-21参考答案。第四段第三句提到Coursera项目是由斯坦福大学的学者们创立的，但并没有说这是它快速发展的原因，故排除[A]；第五段第六句说Coursera开始尝试同学互评，但并没有说它是第一家进行该类尝试的网上教育机构，故排除[B]；第五段第三句中，科勒提到学生真正想要的是真人反馈，但没有说在网络教育中真人反馈是至关重要的，故排除[C]。
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