单选题 Which of the following best summarizes the author's opinion of the use of quantum mechanics to describe entanglement?

• (A) It is a useful method, but it is not yet complete.
• (B) It is the best application of quantum mechanics at present.
• (C) It is discredited by the fact that entanglement does not behave in ways conforming to existing laws.
• (D) It is an interesting method, but the analogies we draw from quantum mechanics are not wholly apt.
• (E) There is experimental evidence that confirms its limitations.