Answer:
a. The Columbian Exchange
Explanation:
The Sea roads were in the Indian Ocean, Red Sea, and traveled from Africa to India to China. This was the first complex trade between countries and regions with the use of huge boats and ships. ... Some of the major goods they traded along the Sea Roads were, spice, ivory, and minerals.
The Columbian exchange, also known as the Columbian interchange, named after Christopher Columbus, was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries.
The Atlantic slave trade or transatlantic slave trade involved the transportation by slave traders of enslaved African people, mainly to the Americas. The slave trade regularly used the triangular trade route and its Middle Passage, and existed from the 16th to the 19th centuries.
Middle Passage. The Middle Passage was a journey millions of African people made aboard European slave ships during the 300-year span of the Atlantic slave trade between 1600 and 1900.
