Platinum Corporation,a Calendar Year Taxpayer,has Taxable Income of $500,000

Platinum Corporation,a calendar year taxpayer,has taxable income of $500,000.Among its transactions for the year are the following: Disregarding any provision for Federal income taxes,Platinum Corporation's current E & P is:

A) $455,000.
B) $535,000.
C) $545,000.
D) $625,000.
E) None of the above.