What is the Establishment Clause?

Assignment
Q:  What is the Establishment Clause?
Q:  Based on the material read, how do you think religious (sectarian) institutions might be treated the same and be treated differently “under the law” (laws’ application/affect) when it comes to employment (employee-employer relationships, employee rights/treatment, etc.)?
 
Readings
Be prepared to discuss how this material relates to and affects institutional work environments (employee-employer relationships, employee rights/treatment, etc.).
C.     Chapter 4      THE COLLEGE AND ITS EMPLOYEES     (Read Pages 255-261)  
                                  Read Sections:  4.1          Overview of Employment relationships
                                  4.2          Defining the Employee Relationship
                                  4.2.1      Employees versus independent contractors
                                  4.2.2      Where is the workplace?
          Read the following at the link given: 
          Fact Sheet #13: Am I an Employee?: Employment Relationship Under the Fair Labor Standards Act (FLSA)
          https://www.dol.gov/whd/regs/compliance/whdfs13.pdf