Valdez Building Products, Inc., reports that last year it had unlevered net income of $4.1 million, depreciation expenses of $2.4 million, capital expenditures of $2.0 million, and Net Working Capital decreased by $1.1 million. What was the firm's free cash flow last year?
A) $2.4 million.
B) $6.5 million.
C) $8.1 million.
D) $11.1 million.