Answer:
Your answer will be B. the tone is the author's attitude toward the subject.
Explanation:
Tone may be formal, informal, or have other possible attitudes. Authors set a tone in literature by conveying emotions or feelings through words.The way a person feels about an idea/concept, event or other person can be quickly determine through their facial expressions, gesture, and in the tone of their voice.
lol
Imagery is when a sentence has descriptive details that help you see what the author wrote.
Example: The frail girl crept through the dark, dusty hallway. Her bare feet blue from the cold, stone floors.
so i would say that the sentence you provided was using imagery :)
You can put the question like this 2.5 divided by .25 which equals 10