Its not A because W.H.O is for disease research! Its not D because UNICEF is kind of like a funding for moms and kids that focuses on living and development. It's not B because The world bank is for loans for developing countries. So therefore it is C the security council
The Security Council <span>is the most responsible for keeping peace and solving disputes between countries.
</span>It is responsible for the maintaining the peace in the world and also providing the security to the weak nations. It is <span>composed of 15 Members in total. Out of those 15, five are the permanent members: Republic of China, France, the USSR, UK, and the USA. Apart from these five countries, there are ten non-permanent members who are elected for two-year by the General Assembly.</span>
A difference between Arab muslim armies and the Ottoman Turk armies on the Byzantine empire was the latter were much better organized and had a much better/well trained standing and professional army which served them well when they were trying to besiege and conquer places in the Byzantine empire.