The table presents the level of consumption at different levels of national income for a closed economy without government. What happens to the average and marginal propensities to consume as income rises?
- Aaverage propensity to consume: constant; marginal propensity to consume: constant
- Baverage propensity to consume: falls; marginal propensity to consume: constant
- Caverage propensity to consume: falls; marginal propensity to consume: falls
- Daverage propensity to consume: rises; marginal propensity to consume: falls