Select the word/phrase that best completes the five insights into the relationship between income and consumption. In part f, select the word/phrase that best explains the prior insight. a. A change in income leads to a small change in consumption. b. A permanent change in income leads to in consumption. c. An anticipated change in income leads to in consumption. d. Learning about a income change leads to a change in consumption. e. It’s to forecast changes in consumption. f. The above insight doesn't say that it is difficult to predict the level of consumption. Instead, it says that it is difficult to forecast in consumption.