On August 1, 2016, Post Inc acquired 100% of the stock of Stone Company. At the time of the purchase, Post and Stone had Retained Earnings of $180,000 and $90,000 respectively. At the end of the year on December 31, 2016, Post and Stone had Retained Earnings of $216,000 and $108,000 respectively. When Posts December 31, 2016 consolidated balance sheet was prepared, what retained earnings balance should have been included on that balance sheet?

$234,000.

$108,000.

$216,000.

$324,000.