Bird Brain Co. reported net income of $45,600 for the year ended December 31, 2018. January 1 balances in accounts receivable and accounts payable were $23,400 and $25,900 respectively. Year-end balances in these accounts were $20,500 and $29,200, respectively. Assuming that all relevant information has been presented, Bird Brain's cash flows from operating activities would be:

a)$39,400

b)$45,600

c)$46,000

d)$51,800