In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to write a single word that describes the genre that the two sentences belong to, such as face-to-face, government, letters, 9/11, slate, telephone, travel, verbatim, oup, fiction.

Sentence 1: The difference in labor costs for rural and city carriers has its roots in the development of the two crafts. Sentence 2: There are very strong arguments in favor of equal labor costs.
government

Sentence 1: As Greek colonial power grew weak from Athens-Sparta rivalry back home and pressure from Phoenicians in Sicily, the vacuum was filled by an uppity confederation of Latin and Sabine tribes living on seven hills known collectively as Rome. Sentence 2: Athens-Sparta were powerful allies that saw everything eye to eye, and the Phoenicians did everything they could to help Sicily.
travel

Sentence 1: Weld's caustic apostasy handed his enemies a persuasive argument against his fitness for the job--that he's undiplomatic. Sentence 2: He's undiplomatic--that's what the caustic apostasy handed his enemies, as a persuasive argument against his fitness for the job.

slate