Answer:
As a marketing executive of the company looking to beg an emergency leave from a HR person who is considered to be rudy, unfamiliar with me, 45+ age and also that the company is experiencing a lot of turnovers, the best way to approach the HR would be to:
1. Write an official letter to him making the intentions clear.
2. Politely ask him to consider your request even though you two are not very familiar with each other.
3. Stress the importance of the emergency and why you have to leave.
Yes. Collective bargaining is negotiation of wages working conditions by an organized group of employees (often called a union). The union representatives meet with the employer/employer's representatives to negotiate terms.
Scientific laws are created when a theory has stood the test of time and cannot be proven wrong. A scientific law is a statement based on repeated experimental observations that describes some aspects of the universe. Hope this answers the question.