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.

With respect to efficient markets, a company whose share price change gradually after the public release of its annual report most likely indicates that the market where the company trades is:
Option A:semi-strong-form efficient.
Option B:subject to behavioral biases.
Option C:receiving additional information about the company.

Answer: C