The Marginal Propensity to Consume Is Defined as the

The marginal propensity to consume is defined as the

A) fraction of consumption that is spent on goods,both durable and nondurable
B) fraction of a change in income that is spent on consumption
C) fraction of a change in income that is spent on investment
D) average amount of consumption at different levels of income
E) average amount of consumption at a given level of income