Ms$.$ Prentice owns P Ltd$.,$ a Canadian$-$controlled private corporation with assets worth

$$4,000,000$ and liabilities amounting to $1,000,000,60$ per cent of its assets are used in an

active business carried on in Canada by the corporation and $20\%$ are used in an active

business carried on in Canada by a corporation controlled by Ms$.$ Prentice's brother. The

remaining assets $($non$-$active business assets$)$ earn investment income. Which of the

following is the minimum amount of non$-$active business assets that $P$ Co must sell in order

for its shares to qualify as shares of a small business corporation? Assume that the after$-$tax

proceeds on the sale will be used to pay off some of the corporation's liabilities.

Select one:

A$.$ None

B$.$ $$400,000$

C$.$ $$444,444$

D$.$ $$1,333,333$