Historians would be most likely to study them to determine what they once held. Archaeologists would be the ones to find the clay jars and dig them up.
The beginning of the Lutheran Church :)
Answer:
The three products: horses, sugar, plants/diseases
Explanation:
Christopher Columbus introduced horses, sugar plants and disease to the New World while encouraging the introduction of new world goods such as cotton, tobacco, chocolate and potatoes to the Old World. The process by which commodities, people and diseases have crossed the Atlantic is known as the Columbian Exchange.