<span>B. The canals and railroads were designed to pass through areas well suited for towns.
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The correct answer is C. the number of inland freshwater swamps around the coast. During the 1730´s, when the colony of Georgia was established, the cultivation of rice was in a high level in South Carolina. After many Georgians saw the benefits of slave work in rice plantations was profitable. Another important fact is the amount of rivers that Georgia has, which was linked to the freshwater swamps on the coast. Serious rice production was developed in the freshwater swamps and along the main tidal rivers, such as the Ogeechee, Savannah River, Altamaha, St. Mary’s and the Satilla. Since wet rice was more demanding to cultivate than any other kind, rice plantations started moving inland as a result of the development in agriculture such as irrigation systems, levees, ditches, culverts, and other constructions.
Marco Polo traveled during the middle ages (AP period 3), for this the communication technology was not very advanced and Western Europe didn't really know the situation of East Asia and vice versa. When Marco Polo explained his travels to the Europeans of the greatness of China many Europeans decided to go and see for themselves if this greatness was indeed true. When the Europeans arrived in China they were very impressed and a new promotion of travel to China emerged, INCREASING China's economy.
There are 2 answers that fits the meaning of interest groups. It is letter b and c. Interest groups are also called pressure group. This are group of people or an organization that has the concers and trying to influence public policy in thier favor. They are concerns with various issues or problems that gave them hindrances to win control of the government. They pressure the policy makers by lobbying.