Option B
Private savings is: disposable income less consumption.
Explanation:
Private saving is the sum of income that households should be dropped subsequently settling their taxes and spending for their consumption. And, savings from the private sector plus the public sector are equivalent to national savings.
Disposable income is the sum of money that households hold ready for spending and preserving the following income taxes have been estimated for. The variation in taxes precisely offsets, however, raised taxes will produce consumption to be lower this will obtain total savings higher.