Amajority of the land in the middle east is unsuitable for crops because

the problem is that nearly all of the  region is desert and it doesn't rain so much there (less than 250mm a year). People have clustered in well-water areas along the coasts  and river valleys. Because of the scarcity of water, settlements were  scattered and many separate nations developed.

Option B.

Explanation:

Improve food production, is the right answer.

Collectivization of Agriculture in Russia was launched by Joseph Stalin. This plan was introduced to the Russian's to increase the production of food or agricultural products. In the process of Collectivization of agriculture, all the smallholdings were amalgamated into large farms. There were two main motifs behind the introduction of this plan or scheme; he wanted to employ the agricultural workers in the manufacturing sector, by releasing them from the agrarian sector through the initiation of modern agricultural technology. The Second motive was that the new techniques of cultivation will generate surplus production and this will accommodate to pay for new enterprises.