8. An increase in supply could be caused by which of the following? a an improvement in technology b. an increase in input prices an increase in income d. an increase in the price of the product a decrease in the number of suppliers• 8. An increase in supply could be caused by which of the following? • a. an improvement in technology • b. an increase in input prices • c. an increase in income • d. an increase in the price of the product • e. a decrease in the number of suppliers