please provide research objectives & research questions for research title "Workplace Attitude of Employees with Disabilities towards Building A Healthy Work Environment" with Dependent Variable (DV) and Independent Variable (IV) as below:

Conclusion: this study finding shows IVs significantly contribute to Healthy Work Environment for Employees with Disabilities

Dependent Variable (DV) = Healthy Work Environment

1. Independent Variable (IV) = working system 2. Independent Variable (IV) = working environment 3. Independent Variable (IV) = working colleagues 4. Independent Variable (IV) = work place attitude

Please propose based on example as below:

Research title for example below is "Enhancement of Occupational Safety and Health in Malaysia Manufacturing Sector"

1.2.2 Research Objective 1) To identify the influence of working environment on enhancement of occupational safety and health in Malaysia manufacturing sector. 2) To ascertain the influence of employee behavior on enhancement of occupational safety and health in Malaysia manufacturing sector. 3) To examine the influence of training on enhancement of occupational safety and health in Malaysia manufacturing sector. 4) To examine the influence of machinery and tools on enhancement of occupational safety and health in Malaysia manufacturing sector. 5) To ascertain the influence of unsafe act on enhancement of occupational safety and health in Malaysia manufacturing sector. 1.2.1 Research Question 1) How did the working environment influence the enhancement of occupational safety and health in Malaysia manufacturing sector. 2) What are the influence of employee behavior on occupational safety and health in Malaysia manufacturing sector. 3) Does training influence to the enhancement of occupational safety and health in Malaysia manufacturing sector. 4) What are the influence of machinery and tools on enhancement of occupational safety and health in Malaysia manufacturing sector. 5) What are the influence of unsafe act to the enhancement of occupational safety and health in Malaysia manufacturing sector. 1.2.2 Research Objective 1) To identify the influence of working environment on enhancement of occupational safety and health in Malaysia manufacturing sector. 2) To ascertain the influence of employee behavior on enhancement of occupational safety and health in Malaysia manufacturing sector. 3) To examine the influence of training on enhancement of occupational safety and health in Malaysia manufacturing sector. 4) To examine the influence of machinery and tools on enhancement of occupational safety and health in Malaysia manufacturing sector. 5) To ascertain the influence of unsafe act on enhancement of occupational safety and health in Malaysia manufacturing sector. 1.2.1 Research Question 1) How did the working environment influence the enhancement of occupational safety and health in Malaysia manufacturing sector. 2) What are the influence of employee behavior on occupational safety and health in Malaysia manufacturing sector. 3) Does training influence to the enhancement of occupational safety and health in Malaysia manufacturing sector. 4) What are the influence of machinery and tools on enhancement of occupational safety and health in Malaysia manufacturing sector. 5) What are the influence of unsafe act to the enhancement of occupational safety and health in Malaysia manufacturing sector