Use the table below to answer the following questions.

Table $11\mathrm{.}1\mathrm{.}3$

$\backslash$table$[[\backslash$table$[[$Disposable$],[$Income$],[($dollars$)]],\backslash$table$[[$Consumption$],[$Expenditure$],[($dollars$)]]],[0,100],[100,165],[200,230],[300,295],[400,360]]$

In Table $11\mathrm{.}1\mathrm{.}3,$ at which of the following values of disposable income is there positive saving?

a$.$ $$200$

b$.$ zero

c$.$ all values under $$300$

d$.$ all values over $$300$

e$.$ $$100$