tax question

Taxpayer sells a building, land, and equpment for $2 million. The building had basis of $500,000 and depreciation deductions of $50,000. The land had basis of $250,000. The equipment had basis of $300,000 and depreciation deductions of $250,000 What is the adjusted basis of all 1250 property in this transaction? O $450,000 $700,000 O $50,000 O $750,000