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.

In analyzing a price chart, high or increasing volume most likely indicates which of the following?
Option A:Predicts a reversal in the price trend.
Option B:Predicts that a trendless period will follow.
Option C:Confirms a rising or declining trend in prices.

Answer: C