The correct answer is:
A) During the Crusades.
The exchange of new ideas and inventions made throughout the Crusades is considered the earliest beginning of the Renaissance.
The Crusades increased the interest in travel and discovering Europe, which may have lead to the Renaissance. Furthermore, the Crusades serviced an increment in trade and reduced the power of European Nobles, the key to bring about the Age of Exploration.
Marie curie - discovered new elements
Louis Pasteur- created vaccines
Gregor Mendel- discovered heredity
Joseph lister - proved the importance of sterilizing medical equipment
George Washington carver- pioneered new agricultural techniques
B. Given to the president exclusively.
Answer:
The Southern economy was almost entirely based on farming. Rice, indigo, tobacco, sugarcane, and cotton were cash crops. Crops were grown on large plantations where slaves and indentured servants worked the land.
Explanation: Hope it helps you:)