【单选题】Which of the following best describes the organization of the whole passage?
A.
The author tells his story of learning Arabic chronologically.
B.
By contrasting different means of teaching by Mr. Beheit and Mr. Ahmed, the author reveals his joys and sorrows on the way of learning a foreign tongue.
C.
The author describes possible difficulties of learning a tough foreign language before he illustrates how he achieves success in doing so.
D.
The author gives out his outlook of learning a foreign tongue through details of his own pains and gains in the learning process.