【单选题】

Which of the following statements is INCORRECT about interlanguage

[A] Interlanguage is a product of communicative strategies of the learner.
[B] Interlanguage is a product of mother tongue interference.
[C] lnterlanguage is a product of over-generalization of the target language rules.
[D] lnterlanguage is the representation of learners’ unsystematic L2 rules.