Which of these documents is most likely to constitute an individual contract of employment? Group of answer choices A document signed by the employer and the employee that states what the job entails An employee handbook delivered by the HR department in an orientation that an employee has to sign to acknowledge receiving A job offer signed by the employer and accepted by the employee that states what the job entails and what the compensation will be A document signed by the employer and the employee that states what the job entails, how much the compensation will be, how long it will last for, and that the employee will not be fired except for just cause. A document signed by a research scientist and a pharmaceutical company that states what the research position entails and requires that all inventions made in the course of employment belong to the pharmaceutical company