How are the lines, "only the things I didn't do / crackle after the blazing dies," a sort of warning or message or theme to the reader? What do these lines mean?

the correct answer is c. he speculates on what might happen at given points in the future in a world without people. alan h. weisman is an american author, professor, and journalist. authors organize their information with a purpose. they present their ideas in an organized way. this is called text structure. weisman uses text structure so as to improve overall comprehension and to prove his points.

b subordinating conjunction