Purchasing a building for $ 120 comma 000 by paying cash of $ 30 comma 000 and obtaining a mortgage for $ 90 comma 000 would: Question content area bottom Part 1 A. increase assets and increase liabilities by $ 90 comma 000. B. increase owner's equity by $ 90 comma 000. C. decrease assets and decrease liabilities by $ 30 comma 000. D. increase liabilities by $ 30 comma 000