The correct answer is C) 1,200,000 but I want to know the calculations and how we get this answer

Q5- On January 3, 20X9, Redding Company acquired 80 percent of Frazer Corporation's common stock for $344,000 at 80% of book value in cash. At the acquisition date, the book values and fair values of Frazer's net assets was equal. The stockholders' equity accounts of the two companies at the acquisition date are: What is the total amount of stockholders' equity (including the noncontrolling interest) in the consolidated balance sheet as of January 3,209 ? a- $1,580,000 b- $1,064,000 c- $1,200,000 d- $1,236,000