Which of the following leads to a higher real interest rate? Choose 1 answer: Choose 1 answer: (Choice A) An investment tax credit A An investment tax credit (Choice B) An increase in saving behavior. B An increase in saving behavior. (Choice C) Less investment by firms. C Less investment by firms. (Choice D) More savings from foreign countries. D More savings from foreign countries. (Choice E) A decrease in the desire to borrow money. E A decrease in the desire to borrow money