They used Maginot Line. The Maginot Line was built to fulfill several purposes: To prevent a German surprise attack. ... To push Germany into an effort to circumvent via Switzerland or Belgium, and allow France to fight the next war off French soil to avoid a repeat of 1914–1918. To be used as a basis for a counter-offensive.
With a reaper, one man with a horse could harvest large fields in a day. It was thus possible to have much larger farms, with hundreds or even thousands of acres.
Answer:
Capitalism
Explanation:
In capitalism the seller sets the price of the goods or services they sell as they want for profit, the state doesn't interfere. This allows for market competition where people try to have the best product so it will sell more and they'll have more profit. In this economic system the government doesn't interfere much in the people's economic activities.