What is the structure of the sentence?
on the sidewalk was a little red wagon that was occupied by three kittens.
a.
compound
b.
compound-complex
c.
simple
d.
complex

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.