Answer: architecture, sewage systems, Roman numerals and concrete
Explanation: I just did the test
Most people converted to Islam because it was a very tolerant religion and it appealed to many. However, since the question is asking what "burden" was an influence, the only one I can think of would have to be the jizya. The jizya was a special tax that non-Muslims had to pay to live under Muslim protection in Muslim lands; if they convert to Islam they wouldn't have to pay it.
The answer is letter A. New forms of taxation to raise money was the development of strong central governments from the 1500s to the 1700s. This is due to the high rate of people having bank accounts and tax to preserve the structures.
Delegate from the North: "Many states have passed laws against slavery, and some Northerners are involved in activities to end slavery."
b. Delegate from the South: "The South is not ready to abolish slavery. Our economy is too dependent upon it."