Suppose that output in an economy is 50 units and the number of hours worked in the economy is 25. If the economy enters an expansion, which of the following combinations of output and hours worked would best reflect the expansion? Question 39 options: 50 units of output and 25 hours worked 70 units of output and 30 hours worked 80 units of output and 40 hours worked 60 units of output and 40 hours worked