You will be given a definition of a task first, then some input of the task.
You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Paragraph: In electromagnetic waves with higher frequencies, photons have more energy.
 Question: Will analyzes the photon energy in an electromagnetic wave with a high frequency. Bill analyzes the photon energy in an electromagnetic wave with a low frequency. _____'s wave has more photon energy. 
 Choices: A)Bill 
B)Will
Output:
Will