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: Because these isotopes decay more slowly, they can be used to date much older specimens.
Question: If Milo is measuring isotopes and he notices that they seem to decay faster then average, what does that mean about the age of the specimen he is examining?
Choices: A)younger
B)older
Output:
younger