<span>The greatest common factor of he given equation 30y</span>⁸<span> + 10y</span>⁴<span> is 10y</span>⁴. The answer is letter C. The rest of the choices do not answer the question above.<span>
With the A. migration of people from fertile areas, knowledge of agriculture spread by diffusion. When people migrate from a place, they move into other areas. When something diffuses, it spreads around.
