Explain the similarities and differences of the House of Representatives and the Senate in the process of how a bill becomes a law.

House members must be twenty-five years of age and citizens for seven years. Senators are at least thirty years old and citizens for nine years. Another difference is who they represent. ... Today, Congress consists of 100 senators (two from each state) and 435 voting members of the House of Representatives.

Internal rivalries

Explanation:

After the death of the Mansa Musa, his descendants disputed over becoming the next ruler. The empire weakens as successors began to have political struggles. Timbuktu was then raided and burned. Timbuktu is a city in Mali Empire. Timbuktu became flourished in the 13th and 15th century as it became the centre of trade and controlled the routes of western Africa with North Africa. The presence of gold and salt in the Mali Empire helped in gaining influence in Africa, flourish in trans-Saharan trade.