What have increasing numbers of archaeologists concluded about the earliest migrants to the americas?

The latest archeological discoveries and forensic analyses suggest that the first humans who arrived in the Americas came around 5,000 years earlier than previously thought, and not necessarily by crossing a land brigde between Alaska and Syberia in the Bering Strait. The first arrivals date some 20,000 years ago.

Explanation:

i believe 5 is correct answer

labor leaders and organizations had the power to demand it.

explanation:

workers got a five-day workweek because the bcea protects and respect the rights of the employees. labor leaders and other groups demanded it.