In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument. 
Statement : Should teachers be permitted to cane unruly children? 
Argument I : No, this will teach them that physical violence is an acceptable means of social behaviour. 
Argument II : Yes, children taught in a strict atmosphere are more successful.