Answer:
The Fair Labor Standards Act
Explanation:
Based on the information provided within the question it can be said that the federal statute being violated is The Fair Labor Standards Act or FLSA for short. This act deals with establishing minimum wages pay rates, overtime pay, record keeping, and even child labor standards for any and all full-time or part-time employees. Once of which is that if an employee works above the maximum weekly hours then they must get paid overtime. Which Olivia's supervisor violated by not paying her overtime and instead giving her a gift card.
The scenario above is best described as a case study. A case study is being defined as a record or a process by which a researcher made use of in being able to consider detailed information for the purpose of being able to develop a particular group or person or even a situation.
The Zhou created the Mandate of Heaven: the idea that there could be only one legitimate ruler of China at a time, and that this ruler had the blessing of the gods. They used this Mandate to justify their overthrow of the Shang, and their subsequent rule.