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Which of the following are reasons the grain supply increased during the High Middle Ages? Select the two correct answers.

slash-and-burn agriculture

slash-and-burn agriculture

the use of oxen to pull plows

the use of oxen to pull plows

the use of wooden hand tools

the use of wooden hand tools

the use of the iron plow

the use of the iron plow

the use of the three-field system

1 answer

The two correct answers that contributed to the increase in grain supply during the High Middle Ages are:

  1. The use of the iron plow
  2. The use of the three-field system

These innovations improved agricultural efficiency and productivity, leading to a greater grain supply.