Read the following text to answer the question

This is part of the story of The Little Match Girl

But in the corner, at the cold hour of dawn, sat the poor girl, with rosy cheeks and with a smiling mouth, leaning against the wall--frozen to death on the last evening of the old year. Stiff and stark sat the child there with her matches, of which one bundle had been burnt. "She wanted to warm herself," people said. No one had the slightest suspicion of what beautiful things she had seen; no one even dreamed of the splendor in which, with her grandmother, she had entered into the joys of a new year

Source: American Literature

15. Which of the following sentences from the story is past perfect tense?