Examine the four jumbled sentences. Out of the given options, pick the one that gives their correct order.

1. Swami did not accept Sethu as his pupil.
2. He was very young, only, 14 years old.
3. But Sethu did not lose heart.
4. At last he succeeded to please Swami.

ABCD

The correct answer is Option (4) - ABCD

The correct order is ABCD.

A. Swami did not accept Sethu as his pupil: This sentence sets the context for the story by introducing Swami and Sethu and their initial relationship.

B. He was very young, only 14 years old: This sentence provides additional information about Sethu, emphasizing his youthfulness, which becomes relevant to the story's development.

C. But Sethu did not lose heart: Despite facing rejection from Swami, Sethu remains determined and resilient, which becomes a crucial aspect of his character development.

D. At last, he succeeded in pleasing Swami: This sentence concludes the story, indicating that Sethu's perseverance eventually pays off, and he wins Swami's approval.

So, the correct order forms a coherent narrative about Sethu's journey, from facing rejection to ultimately earning Swami's acceptance through his perseverance.