The answer is B because w+t=625
Characteristic of the hunter-gatherer society which makes it have the least overall impact on the environment is C) ´´moving to the new area when resources ran out´´ which gave plant and animal life in an area needed time to recover.
They use the process of photosynthesis for energy and only in the upper 100 ft the sun can produce light into the bodies of water and the phytoplankton then use that light and use the process and convert it for their energy
Occupational Safety and Health Act -----> (1)
Fair Labor Standards Act -------> (3)
Employee Retirement Income Security Act ---------> (2)