Answer:
A) Conquest of Persia by Alexander of Macedon.
<span>England acquired the lands in France when Eleanor married Henry II of England. Eleanor had a previous marriage that was annulled in 1152 AD, where she was married to a French noble, and had a substantial amount of land to her name. Henry marrying her allowed for this acquisition to occur.</span>
OPEC means Organization of Petroleum Exporting Countries, which is a group of oil producing countries that regulate the amount of oil each country is able to produce. An example of OPEC members are Saudi Arabia, Iran and Iraq.
He agreed to it because of the nobility. I hope this helps!