The workers can be
protected by "trench box". Trench shields which are known as
Trench Boxes or Trench Sheets as well, are steel or aluminum structures
utilized for securing utility laborers while playing out their obligations
inside a trench. They are generally developed with sidewalls of changing
thicknesses held separated by steel or aluminum spreaders.
The correct answer is:
<span>b. Department of Homeland Security
This department was created in November 2002, and it was in direct response to the attacks. Its primary purpose was the protection of the territory of the United States from any future attacks. </span>
Lots of trade and inventores
Answer:
C. before the Continental Congress authorized colonies to form their own governments
They have constructed terraces on mountainsides to create more farmland.
It has no ethnic minorities.
Members of ethnic groups rarely speak the same language.
