There is no passage and answer choices, so it is impossible to answer this question. I apologise.
In the crucible the reverend Parris tells Danforth that Abigail has run off.
The answer to this is....
Farmers in Ancient Egypt relied on the cyclic flooding of the Nile River to deposit a fresh layer of silt on their fields each year.
The reason being said, is, because it happens EVERY year it's a cycle, and it just keep going on and on.