The correct sentence is 'Colombia is known as the world's largest producer of coca'.
What is coca?
Coca is the plant whose active principle is a highly addictive substance drug called cocaine.
Moreover, Colombia is very known to have diversified (and different) agriculture exportation all world including coffee.
In conclusion, the correct sentence is 'Colombia is known as the world's largest producer of coca'.
Learn more about Colombia here:
https://brainly.com/question/26986854
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