What is a dangling modifier

Ilearned that to this unending torment have been condemned the sinners of the flesh, those who surrender reason to self-will. (v; l. 37-39) which identifies the best inference one could draw based upon the above excerpt?

Coming to school each day, having the necessary materials, and to do homework students to be successful in school. choose the answer that is the most effective substitute for the underlined part of the sentence. if no substitute is necessary, choose ‘leave as is.’ a) leave as is. b) coming to school each day, have the necessary materials, and do homework c) come to school each day, having the necessary materials, and to do homework d) coming to school each day, having the necessary materials, and doing homework

Reread lines 6-7 "the survivor." determine how the tone of these differs from the preceding lines (1-5)