A company is preparing its year-end cash flow statement using the indirect method. During the year, the following transactions occurred: Dividends paid $300 Proceeds from the issuance of common stock 250 Borrowings under a line of credit 200 Proceeds from the issuance of convertible bonds 100 Proceeds from the sale of a building 150 What is the company's increase in cash flows provided by financing activities for the year? A $50 B $150 C $250 D $550