The Roman Empire faced many economic problems in its last days, including a drastic decrease in the value of Roman coins, while prices on most goods sharply increased. What is the term used to describe this problem?

Inflation

Explanation:

"A devaluation leads to a decline in the value of a currency making exports more competitive and imports more expensive. Generally, a devaluation is likely to contribute to inflationary pressures because of higher import prices and rising demand for exports."

The example is an describes Inflation.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).

i believe he should not do investment b