Wong engages Chen as his agent to sell his house. Wong's brother tells Chen that Wong will sell the house for $500,000. A purchaser offers to buy the house for $510,000, Chen tells the purchaser, 'I can accept that offer on behalf of my client.' The purchaser obtains a bank loan to buy the house. When Wong finds out what Chen has done he is furious and refuses to accept the alleged sale agreement. Which of these statements is true: A Wong is bound to sell the house to the purchaser for $510,000 B Wong is not bound by Chen's 'acceptance' because he did not authorise Chen to make any sale agreement on his behalf Wong's brother authorised Chen to accept the purported offer and therefore Wong is bound to sell the house to the purchaser for $510,000 D ) Chen is entitled to apply to the court for an order of specific performance compelling Wong to complete the contract