An example sentence could be:
"The climate is changing rapidly for the worse, which is why we should care more for the environment."
I’m not sure what your answer choices are but, Basically, a typical Hemingway novel or short story is written in simple, direct, unadorned prose. Possibly, the style developed because of his early journalistic training. ... An excellent example of Hemingway's style is found in "A Clean, Well-Lighted Place