Land is purchased by a business for 100,000 dollars.The company pays for the land by a cash payment of 20,000 dollars and promised to pay the remaining amount at a later period.What is net effect of this transaction on the business's accounting equation ?

a)Assets increase by 100,000 dollars;liabilities decrease by 20,000 dollars

b)Assets increase by 80,000 dollars;liabilities increase by 80,000 dollars

c)Assets increase by 80,000 dollar;equity increases by 80,000 dollars

d)Assets increase by 100,000 dollars;liabilities decrease by 80,000 dollars