Answer:
The programs focused on what historians refer to as the "3 Rs": relief for the unemployed and poor, recovery of the economy back to normal levels, and reform of the financial system to prevent a repeat depression.
Explanation:
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Your answer is Economy, the system of production and distribution and consumption of goods and services.
The astrolabe allowed navigators to calculate their location based on the position of the sun and starts in relation to the horizon. The compass allowed sailors to know which direction they were sailing.