The Gupta empire was made up of
Brahims a.k.a the priests
Vaishyas a.k.a merchants and tradesman
Shudras a.k.a Peasants
Kshatriyas a.k.a warrior and rulers
The fourth choice satisfies this list.
<span>Trade was the key in developing Britain's global empire and dominance. It opened Britain up to lucrative new markets, though which it could sell its domestically produced value-added goods (especially after the beginning of the Industrial Revolution) while importing luxury and exotic goods to drive its wealthy population. Additionally, the importance of trade and the resulting need to secure trade routes drove Britain to develop the world's most powerful navy, which in term secured its global power during its era of dominance.</span>
The first Europeans to purchase furs from Indians were French and English fishermen who, during the 1500s, fished off the coast of northeastern Canada and occasionally traded with the Indians. In exchange, the Indians received European-manufactured goods such as guns, metal cooking utensils, and cloth.
After the fall/decline of the Roman empire, Europe went through a period of time known as the Dark Ages.