Which statement is true? a. Increasing in capacity and changes in automation can take less than a year to implement if the product already exists. Sales of capacity take a full year to implement. b. Increases in capacity and changes in automation take a full year to implement. Sales of capacity are immediate. c. Increases in capacity, changes in automation and sales of capacity take a full year to implement. d. Increases in capacity, changes in automation and sales of capacity take less than a year to implement if the product already exists.