问题：
[单选题]What is true about thesis statement?
AIt introduces the author’s argument.
BIt guides the reader like a GPS.
CIt usually appears in the introductory part.
DAll of the above.
[单选题]What is true about thesis statement?
AIt introduces the author’s argument.
BIt guides the reader like a GPS.
CIt usually appears in the introductory part.
DAll of the above.
