One of them is definatley the alphabet. The phonecians developed the first alphabet, but sumerians developed the first known system of writing.<span> '' The Phoenician sea trade '' It helped the alphabet spread.</span>
The best answer is C. He is generally credited for purchasing the island for the Dutch, who later used the land to build the city of New Amsterdam.
It was a mixture of various reasons, although for the Spanish and Portuguese it was a question of reaching India for spice trades after the embargo instated on them by the Ottoman Turks.
The Portuguese went around Africa, and the Spanish tried sailing west across the barren ocean, and accidentally discovered America through Columbus.
