“It was some of the worst labor” describes best the author’s claim.
Umm...I can't help you with the video example one, but the answer to number 1 would be context clues. Inferring things is all about taking what you know based on the context and basically making an educated guess. Number 3 would be true based on what I already said.
Answer:
news article recounting the points in a politician's speech and the list of elements found in a successful argumentative essay
Explanation: