Qiana Writes a Check to Payday Loans,Inc

Multiple Choice

Qiana writes a check to Payday Loans,Inc.,in an amount that represents half of her debt to the lender.On the back of the check,Qiana includes the words "payment in full." Payday agrees to accept the lesser sum and cashes the check.This discharges the entire debt

A) if the debt is liquidated.
B) if the debt is past due.
C) if the debt is unliquidated.
D) under no circumstances.