I don't really know what you mean by this, unless it's a line or strings.. .w.
Answer:
it helps one to remember the past event to learn and achieve something useful in the future,and gain good things in order to know and teach
Answer:
Revising
Explanation: The choices that confuses most people would be A and B. The reason why is A is because revising means you are adding or changing your ideas and editing is basically checking your grammar.