TASK DEFINITION: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
PROBLEM: The Keo Nua Pass in this country is one of the few passes through the Annamese Cordillera (CORE-dee-YARE-uh). This nation's capital includes the Temple of the Trung Sisters and is located on the Red River. The imperial citadel of Dai Noi is found in this country's onetime capital Hue (hway). For 10 points, name this Southeast Asian nation that was reunified in 1975 after a bloody war between the communist north and U.S.-aligned south.

SOLUTION: Social Science

PROBLEM: In plasmas, the ambipolar version of this phenomenon is inversely proportional to the collision frequency, while the classical form is directly proportional, and is a random-walk process. A semi-empirical formula can be used to describe the Bohn version, while classical cases are governed by Fick's laws and Graham's law. FTP, what is this process in which gases mix due to the random motions of their molecules

SOLUTION: Science

PROBLEM: One character in this work is tied down to a tree for the remainder of his life because he believes that the same day continues to repeat itself. The final part of this novel sees the boy with a pig-tail being eaten by ants, fulfilling the prophecy of a traveling gypsy from this work. Permanent Ash-Wednesday crosses grace the foreheads of seventeen characters who are destined to die in this work, and they are all the children of the revolutionary Colonel Aureliano. This work is set in the town of Macondo and focuses on the lives of the Buendia family, whose matriarch Ursula Iguaran lives to be over a century old. For 10 points, identify this novel by Gabriel Garcia Marquez.

SOLUTION:
Literature