Mixed Inc., a cement manufacturer, issued $5,000 of common stock to their attorney for legal services involving the formation of the company. In reality, the services were worth only $1,000. It can be said that the attorney has been issued a _____ and would be liable to the corporation for the $4,000 difference.

a.treasury stock

b.junk stock

c.municipal stock

d.zero coupon stock

e.watered stock