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?

$150

$550

$50

$250