Which one of what? You don't say the choices:)
The preposition in question is "on", and its purpose is to show you where the dog chewed. You can remove the preposition to form the sentence "The brown dog chewed the rawhide bone." You can also rearrange it to find the preposition, "on the rawhide bone, the dog chewed" in what is commonly known as the Yoda technique.
D. because it said between a blurred sagacity which means unleaded judgment.
Answer: C. State several central ideas in your thesis statement.
Explanation: If you want a strong thesis statement, you need to make sure that all three of these points are included in it. First, identify your topic and narrow it down as much as possible. Stating several might not be helpful, especially since you want to narrow it down.
