If a Family's Annual Disposable Income Rose from $60 000

Multiple Choice

If a family's annual disposable income rose from $60 000 to $65 000 and their desired consumption expenditures rose from $50 000 to $54 000,it can be concluded that the family's

A) marginal propensity to consume is $800.
B) average propensity to consume is 0.8.
C) marginal propensity to consume is 0.8.
D) average propensity to save is 0.8.
E) marginal propensity to save is 0.8.