The correct answer is the 3rd one.
Many people felt the sound didn't come out loud enough, so other inventors figured out ways to use electricity to make the sound louder.
It needs to be simplified, that life should be of nothing more than living with nature and beside nature, and striping yourself of all importance and be nothing.Life is short, and Life is simple as should we live according to Thoreau.
The correct answer is C. There were humans in most regions of the world.
Explanation:
It is believed ancestors of human species and first modern human communities developed in Africa (around 200,000 years ago); however, as humans adapted and developed technologies to facilitate survival, the species could spread to other areas and continents. Indeed, modern humans expanded to all the continents and most of the regions of the world, which involved adapting to diverse weather and conditions. According to this, the world change with modern humans because this implied our species was in most regions of the world (option C.)
There are four states in the United States that ca
