I would say D, but I'm unfamiliar with Islamist's and their ideologies.
The first step was the development of Anaconda plan, which aims to set up a naval blockade of the Atlantic and Gulf of Mexico, and to transport around 60,000 Union troops. This will enable them to cut off all trade and they can put hold to all forts and town along the way. However, the plan was rejected and was never put into action due to it being passive and slow to implement. With the aim to end the war quickly, Anaconda plan was revisited as a 3rd step. Wherein they employ the general framework of the plant but added combat to play on the screen. The general idea of the plan still contributes to put an end of the Civil War.
Answer:
the answer is d) all above
The aspect which made it harder to live in Sumer than in the
Zagros foothills was that, Sumer lacked natural barriers such as hills,
mountain ranges, or different land forms or water forms around it to keep out
enemies from Sumer territory. The Sumer territory was found near the Rivers Tigris and Euphrates, though it is found between two rivers, this territory has been conquered by a different civilization/empire
.
