Increased interest in cultural diversity can be attributed to all of the following except?

The answer to this question is:

increased interest in cultural diversity can be attributed to all of the following except? "personal travel/ domestic trade."
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This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.