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.

A firm that does not adopt the GIPS standards could mischaracterize its overall performance by presenting a performance history:
Option A:that includes terminated portfolios.
Option B:composed of a single top-performing portfolio.
Option C:for an investment mandate over all periods since the firm’s inception.

Answer: B