A or D... depending on which country you are talking about and if it is a developed or developing country...
the effects of overcrowding will definitely be negative...
sorry not much help!
Correct me if i'm wrong i think the best answer would be d. the cow uses all of the corn's energy for life processes.
Drip method is one of the mainstays of sustainable agriculture because it : A. reduces soil erosion
Like the name said, Drip irrigation is designed to utilize the least amount of water supply by giving the water to the plant drip by drip. In this method, there is no flow of water that commonly caused the soil erosion (because the water flow cut out the soil little by little)
Solar, because they have mostly sunny days and very few clouds!
