-.90 is negative or positive correlation?

What impact did improvements in farming technology near the end of the nineteenth century have on the american economy? a. more energy was needed to power equipment, creating the renewable energy industry. b. less labor was necessary on farms, leading workers to pursue other jobs. c. less money was invested in farming as many locally owned farms went bankrupt. d. more demand for agricultural products reduced the price of food and animal products.

All of the following apply to a company’s stockholders except: a. they make all company decisions. b. they are also called shareholders. c. they may sell their stock to others. d. they are entitled to share in company profits .

Which states universal prekindergarten has been most effective in preparing children for school?