Answer:
plantation agriculture
Explanation:
Plantation agriculture is generally referred to as a Large farm that is mostly based on a particular crop. Often Cash crops are usually cultivated and later harvested to sell to make a profit. It is also the concept of growing vast amounts of cash crops to be sold at the market for personal profit.
Hence, in this case, the correct answer is "PLANTATION AGRICULTURE"
One is early the other is other is old
<span>They used flooded rivers for crops for rich silt left behind</span>
Providing military/navy support ?