Contrast is the right answer for the question
Answer:
(C) look before you leap
Step-by-step explanation:
A theme is the moral or the lesson of the story.
(A) many animal around the world are dangerous is not a theme because it's not teaching me anything, so it is a opinion.
(B) all runners are very athletic is not a theme either because it doesn't teaches me anything, so it is a opinion as well.
(C) Look before you leap is a theme because it is teaching me to be careful.
(D) courage means to be brave is not a theme because it isn't even telling me a lesson even though it's saying a fact but not a lesson.
Prose must explain complete ideas because it enables the reader to comprehend the authors vision, and thought process as well as the emotional state that the author wants the character(s) to have. This is in the case of fiction.
When it comes to nonfiction it enables the reader to understand the material or the argument presented in front of him or her. Furthermore, arguments when presented with evidence which incorporates complete ideas and knowledge of the topic in question. It gives the reader a proper explanation and answers to the questions that may arise whilst reading the informative material at hand.