HEL Which sentence contains a dangling modifier?

Jerome had a box full of stories that he wrote on his computer under his bed.

He never left home without a small notebook in which he wrote down ideas.

When he read his stories out loud, he always captivated his friends and family.

Writing a new story every day, a successful career as an author seemed certain.

i guess you are missing the idea that has to be supported, am i right?

o'henry used irony in "the gift of the magi". this tool was essential to developing the story's theme by showing that the couple bought gifts for each other that they could not actually use at the moment. in addition, the author used this fact to show that people of the society should treasure the things they've received from others, because you may never know if they sacrificed their most treasured possession to aquire the gift.