Answer:
D) Exchange Rates: US$ and 41 Currencies
Explanation:
This is because his research is based on historical facts .
By using all the other currencies rich is able to identifie the strennth of the currencies against each other.
The other reason is that the USD is the unit of measure on other currencies hence comparering it against other currencies then that of the pound makes it easier to identify how this currencies compare.
The Thirty Years' War (1618-48) began when Holy Roman Emperor Ferdinand II of Bohemia attempted to curtail the religious activities of his subjects, sparking rebellion among Protestants.
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The “Age of Knights” ended with the development of a weapon that was first used at the Battles of Crecy, Poitiers, and Agincourt. This military innovation was the longbow.
This weapon was a long curved arc in the form of a "D." It was used by the knights in battles such as Crecy, Poitiers, and Agincourt. Other weapons were used in those armed confrontations as was the case of poleaxes, lances, and different kinds of swords.
We are talking about the turbulent years of the Hundred Years War that started in 1337 and ended in 1453. The War was confronted by Great Britain vs. France. The British won the war.
Answer:
I believe the correct answer is more important
Explanation: