সঠিক উত্তর হচ্ছে: A very costly or troublesome possession
ব্যাখ্যা: An expensive item that is troublesome or useless. The term comes from a story about the king of Siam, who was said to have given an albino elephant, considered sacred, to a member of the court whom he disliked, knowing that taking care of the animal would exhaust the person's fortune.