【单选题】Which of the following is not the definition of a task in Task-based Language Teaching?
A.
A piece of classroom work in which learners ’ attention is principally focused on both meaning and form.
B.
An activity where the target language is used by the learner for a communicative purpose.
C.
A range of workplans which have the overall purpose of facilitating language learning.
D.
An activity which requires learners to arrive at an outcome.