It was "the Internet" that was implemented in the 1960s by the US military as a way of creating secure communications during times of conflict, since this allowed for the practically instant transfer of information across long distances. <span />
Mansa Musa establish Mali as a center of Muslim culture because:
C. He brought Muslim scholars, artists, and teachers to work in Mali.
He brought architects, merchants and scholars from other territories; and also embarked on a large building program, building universities, markets, libraries and mosques, establishing Mali as a reference of culture.
I believe it was the Rhine or something close to that, where they had mined iron. I could be wrong though, good luck.
Answer:
1- sold for 30 pieces of silver
2- heir to throne
3- crucified with sinners
4- his resurrection
5- false witnesses