What major changes to farming made it difficult for average farmers to compete with large agricultural corporations during the 1920s? Group of answer choices Chemical fertilizers increased yield. Hybrid seeds increased yield. Mechanization increased efficiency. All of the above.

The answer includes all of the options.

Explanation:

Some of the major changes that happened in agriculture during the 1920s include the use of electrical tools and vehicles and chemical fertilizers. These changes along with their low availability to the average farmers made it harder for them to compete with agricultural corporations who could use these advanced methods easily. Hybrid seeds were also used by corporations to get increase the yield of the fields. The answer includes all of the options.

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