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【单选题】听力原文：W: When you write a novel, do you know where you're going, Dr. James? M: Yes, you must, really. If you're writing the classical detective story, because it must be so carefully plotted and so car...
A.
Unique descriptive skills.
B.
Good knowledge of readers' tastes.
C.
Colorful world experiences.
D.
Careful plotting and clueing.