Answer:
My best friend, Sarah, absolutely loves animals agreed to take care of my dog.
Explanation:
I bolded the mistakes/changes
Answer:
The relationship between ideas would lack the appropriate emphasis and logical flow. (The second option)
Explanation:
Transitions signal relationships between ideas. Basically, transitions provide the reader with directions for how to piece together the author's ideas into a logically coherent argument.
So transitions help readers understand the logic of how the writer's ideas fit together, and therefore, the answer is the second option.
I'm pretty sure its C. Crude means not yet processed or refined. It makes the most sense.