Question: s22.postimg[dot]org/comasgagh/untitled.png

From my calculations, option A is correct. What am I doing wrong? Also, I can't find a relationship between amplitude and energy.

Attempt: s9.postimg[dot]org/8shnsrjbj/daum_equation_1366155192269.png

In order to address your question and help you understand what might be going wrong with your calculations and your difficulty in understanding the relationship between amplitude and energy, it would be helpful if you could provide more context or information.

Based on the provided attempt, it seems that you are trying to use an equation from a source called "daum_equation_1366155192269.png" to support your calculations and reasoning. However, without a clear understanding of the equation and its relevance to your calculations, it is difficult to determine precisely what might be going wrong.

To provide a more helpful answer, please provide additional details about the specific calculations you are performing, the context in which you are using the equation, and any further information related to the relationship between amplitude and energy that you are seeking to understand.