Guarantee: refers to the contractual agreement between the guarantor and the creditor. When the debtor does not perform the debt, the guarantor performs the debt or assumes the behavior of the person in accordance with the agreement. Which of the following are guaranteed:. ["A lends 1 million yuan to B, and the contract stipulates that if B is unable to pay the debts after the debt is due, then he guarantees that the car owned by B's wife cake (separated from B) will be used to pay the debts.", "deputy general manager Zhao uses a house in the city center as a guarantee to apply for a loan of 5 million yuan from the bank to alleviate the company's capital turnover difficulties. It is agreed that if the loan cannot be repaid when due, the house will be auctioned to pay off the debt.", 'Zhang San borrowed money from Li Si, and Wang Wu said, "I promise Zhang San can pay the money on time, otherwise I\'ll hit him. ".', 'because Li urgently borrowed 50,000 yuan from colleague Yan Mou, and asked Ruan Mou to sign as a guarantee.']