Beagle Co Owned 80% of Maroon Corp

Beagle Co. owned 80% of Maroon Corp. Maroon owned 90% of Eckston Inc. Separate company net incomes for 2021 are shown below; these figures contained no investment income. Amortization expense was not required by any of these acquisitions. Included in Eckston's operating income was a $56,000 gross profit on intra-entity transfers to Maroon. The accrual-based net income of Maroon Corp. is calculated to be

A) $481,600.
B) $472,700.
C) $488,900.
D) $502,300.
E) $358,800.