Which hemipere is shown by the picture

Why did buffalo herds decline in the 1830s and 1840s? a. increased numbers of native american buffalo hunters b. increased demand on buffalo meat in eastern restaurants c. increased demand on water resources on the plains d. increased market for buffalo robes

An refers to a specific factor that has a range of possible values

Locate an article online from a news source that illustrates at least one determinant of supply. write a summary of the article, list the determinant(s) that were discussed in the article, and give a brief explaination of the effect of the determinant(s). you don't need to write the entire thing out, just find a source and tell me what i should include. i'm not the best at some parts of economics, and this is one of the parts i suck at.