Answer:
Native peoples like the Maya and the Olmec dominated the scene in pre-Columbian Central America. In the late 15th century, in the wake of Christopher Columbus's "discovery" of the Caribbean islands, the Spanish colonized the entire region. Their first settlement was in Panama in 1509, and in 1519 Pedro Arias de Avila began to explore to the north of Panama, into Central America. Herman Cortes continued the colonization in the 1520s and raided and occupied territory held for centuries
Explanation:
I think it’s B, the great plains are known for amazing farmland
The advantages: It transports us in a short time to long places, saving time that is now very important, it allows us to move fast.
The disadvantages: Contaminate the environment, damage the ozone layer, increased deaths of people.
Advantage: The main reason why farmers use chemicals is to grow larger fruits and vegetables. Agrochemical fertilizers inject chemicals of much needed nutrients, such as nitrogen or potassium, directly into the soil to help plants grow. The different types of herbicides kill unnecessary weeds, allowing only the chosen plant to grow without competition for food. Pesticides applied periodically also make the plant poisonous to insects and other creatures that try to eat the leaves or fruits.
Disadvantage: Nitrogen is usually considered as a highly effective and economical fertilizer. However, the repeated use of the chemical can cause an imbalance in the pH of the soil, eventually leaving it unusable for growth of any kind. Pesticides can also make contact with water tables and this could affect people's sadness.
The group of people that led the increase in west African slave trade from the 600 -1600 AD : the Europeans
Before the european arrive, the slave trade did already exist, but it was not a major activity. When they arrive , it became a major activity in west africa