Answer: B. the Delian League
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A guild provided security for the merchants
Judaism provided a foundation for other religions to come after such as Christianity and Islam. The Hebrew bible also provides lots of insight into event that happened in the time period in which it was written.
The Seventh Crusade was a crusade led by Louis IX of France from 1248 to 1254. Louis' Christian army was defeated by the Ayyubid army led by Fakhr al-Din ibn Shaykh al-Shuyukh and their allies, the Bahriyya Mamluks, led by Faris ad-Din Aktai, Baibars al-Bunduqdari, Qutuz, Aybak and Qalawun.