Who says the following and why? [o]f course she's not presentable. she's a triumph of your art and of her dressmaker's; but if you suppose for a moment that she doesn't give herself away in every sentence she utters, you must be perfectly cracked about her. mrs. higgins is scolding her son. pickering is chiding higgins for teaching liza bad manners. mrs. higgins is expressing her deep contempt for liza. higgins is making excuses for liza's poor performance at the dinner party.