the process by which people learn from one another adopting some part of the other way of life is reffered to as

cultural diffusion

Explanation:

Cultural diffusion: The term "cultural diffusion" is described as the spread of a particular culture's beliefs, practices, or/and items, such as tools, food, or music. Therefore, the given spread can be among different members of a similar culture or to entirely distinct cultures around the world. That is why "cultural diffusion" is many cultures tends to share similarities around the world.

In the question above, the given statement represents cultural diffusion.

yes

it is because 3 because the citizen the northern democratic party watned the warning on red to blue because it is purple. lol

we need the diagram to answer this correctly.