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.

One principle of technical analysis is that a security’s price::
Option A:tends to move in a random fashion.
Option B:moves in patterns that tend to reoccur.
Option C:does not reflect all known factor information relating to the security.

Answer: B