Adam is the sole proprietor of The Sports Shop. He invests a total of $$70,000$ himself and borrowed some money to fund the business. After five years, the business has no money and goes broke. After all of the assets are sold, The Sports Shop still owes $$83,000$ to its creditors. How much of this debt is Adam's personal liability?

$$70,000$

$$83,000$

$$13,000$

$$153,000$

Zero