Respuesta :
The high productivity of American agriculture is exemplified by high crop yields per farm worker (Option b).
What is crop yield?
Crop yield refers to the number of nutrients (grains in cereal crops) obtained by a unit of cultivated area.
Crop yield is a fundamental feature in any agricultural system and there are many techniques aimed at enhancing this value.
For example, precision agriculture and genetic improvement are techniques used to enhance crop yields.
In conclusion, the high productivity of American agriculture is exemplified by high crop yields per farm worker (Option b).
Learn more about crop yields here:
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