Answer:
The answer is the Enlightenment.
Explanation:
The Enlightenment was a period during which the source of all knowledge was believed to be based on reason and the senses. It took place between the 17th and 19th century.
Intellectuals of the time used to circulate their ideas through academic meetings, as well as books and journals.
Answer:
A. slavery or C working conditions of poor
A photo's color intensity can be modified by changing the brightness and contrast. This type of situations are best known by professional cameramen. The photographer can adjust the brightness and contrast based on the type of picture that the photographer wants to take. The color intensity changes with these factors.
Through donation.
Definition:
Foreign aid. Foreign aid is money, materials, and services given or loaned by governments, organizations, and individuals in rich countries to help people in poor countries.