Question

question 6
the role of the department of labor is to
○ protect the countrys security.
○ execute laws and policies about energy.
○ protect and improve the productivity of workers.
○ enforce international trade agreements with other countries.

Explanation:

The Department of Labor is focused on labor - related matters. Protecting the country's security is more related to defense - related departments. Executing laws and policies about energy is for energy - related departments. Enforcing international trade agreements is for trade - related departments. However, protecting and improving the productivity of workers is in line with the labor - related focus of the Department of Labor.

Answer:

protect and improve the productivity of workers.