Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

The priority of claims for senior subordinated debt is:
Option A:lower than for senior unsecured debt.
Option B:the same as for senior unsecured debt.
Option C:higher than for senior unsecured debt.

Answer: A