"""I am about to show you an image and ask you a multiple choice question about that image. 
Please structure your response in the following format:
Answer: [Enter the exact text of your chosen option]
Explanation: [Provide your reasoning]
Select the BEST answer, based only on the chart and not external knowledge. DO NOT GUESS.
If you are not sure about your answer or your answer is based on a guess, select "Omit".
Choose your answer ONLY from the provided options."""