please help on time limit

A 4-year project has the following working capital projections. These are the balance sheet values for each current asset and current liability. What is the investment in NWC for the second year of the project? YEAR Accounts Receivable Inventory Accounts Payable 0 $1,000 $4,000 $3,000 1 $2,500 $6,000 $4,000 2 $3,000 $6,000 $4,500 $2,500 $5,000 $3,500 $1,000 $3,500 $2,500 $0 $2,500 -$2,000 $2,000 $4,500