What is an economic system characterized by a central authority which makes major economic decisions a. economic system b. factors of production c. market economic d. mixed economically

Select the correct answer. after months of heavy rains, a farmer noticed a steady drop in crop production. upon testing the farmland, it was found the soil was severely lacking nutrients. which of the following explains the loss of nutrients from the soil? a. drought b. drainage basin c. leaching d. water shedding