Which of the following describes "volume" as a tool used in technical analysis of futures markets? A. A measure of trading intensity in a move of a futures price. B. The total number of futures...

A. A measure of trading intensity in a move of a futures price.

B. The total number of futures contracts traded during a particular session

C. It may be an indicator of a change in price direction

D. All the above apply to the use of volume as technical indicator