The Provisions of a Will Currently Undergoing Probate Are: "One

The provisions of a will currently undergoing probate are: "One thousand shares of Wal-Mart stock to my son; $10,000 in cash from my savings account to my brother; $5,000 in cash to my daughter; and any remaining property divided equally between my son and daughter." At the time of death, the estate included 1,400 shares of Wal-Mart stock and $25,000 cash in the savings account.
What is the remaining principal to be divided equally between the son and the daughter?

A) $10,000 cash
B) $15,000 cash
C) 400 shares of Wal-Mart stock and $10,000 cash
D) 400 shares of Wal-Mart stock and $15,000 cash
E) 1,000 shares of Wal-Mart stock and $5,000 cash