What effect is most clearly created by the structure of the following
 sentence?
 The dance instructor found lan to be a good student,
 adept at learning new steps, self-assured, if not light on
 his feet, and eager to correct his mistakes.
 A. It builds anticipation to make the main idea of the sentence -
 lan's skill as a dancer - more credible.
 B. It creates suspense as the reader wants to find out what makes
 lan such a great dancer.
 C. It adds a string of details to support the dance instructor's
 assessment of lan as a good student.
 D. It begins with a main clause and adds details as it progresses,
 providing support for lan's thought process.