For the current taxable year, Corporation's gross income from operations was $1,000,000 and its expenses from operations were $1,500,000. Corporation also received a $600,000 dividend from a 10 percent-owned corporation. How much is Corporation's taxable income for the current taxable year?
a. 0.
b. $70,000.
c. $320,000.
d. $420,000.