Question

the expansion of the roman empire helped grow trade. caesar augustus stabilized prices and promoted trade by establishing roads helped the economy by improvements in led to better trade and made rome le tax-free zones a common cur tax refunds

Explanation:

For the second blank (Caesar Augustus stabilized prices and promoted trade by establishing...), the correct option is "a common currency" (assuming the option was "a common currency" as the visible options include "a common cur" which is likely a typo for "a common currency"). Caesar Augustus established a common currency (the denarius) which stabilized prices and facilitated trade. Tax - free zones and tax refunds are not associated with his measures for trade and price stabilization.

Answer:

The correct option for the blank in "Caesar Augustus stabilized prices and promoted trade by establishing" is the one with "a common currency" (the option with text "a common cur" which is likely "a common currency").