The determinants of economic growth in the longer term Which of the following statements is correct regarding the Solow growth model? Select one: O a. The optimal saving rate will be achieved as consumption is greater than output. O b. None of the above. O c. Increases in living standards will be achieved automatically in the long run. O d. An increase in the saving rate will always result in a higher level of consumption per person. Oe. An increase in the saving rate will always result in a higher level of output per person.