Answer:
The best written version is number 4!!!!!!!
Explanation:
it depends on what you are doing for it but if your getting close to 500 words I would put some filler word's
The correct answer is CHAIN OF EVENTS.
Causal relationship refers to the event that is the result of the occurrence of another event. An example of this is 'chain of events' because it refers to a number of actions or events that are linked together.