How much do you know about the styles do Chinese martial arts have ? ( )
A.
Chinese martial arts have different styles sharing similar techniques and ideas.
B.
"Families" , "sects" or "schools" are some useful standards to classify the styles.
C.
Internal , external , northern and southern are the most important styles in Chinese marital arts.
D.
Northern styles focus more on strong arm while southern styles tend to emphasize fast and powerful kicks