There is "The cabuliwallah" and its not a thing its more so a story about a young girl and a itinerant peddler told by the young girls father.
The correct answer is "a technique used in writing or speaking that is intended to persuade". There are numerous ways of doing this, however the most famous is using the three rhetorical techniques used by Cicero, the ethos, logos, and pathos.
The correct answer is slow and steady wins the race
These two are similar because they both mean that if you are patient and have will that you can achieve anything. It's like the story of the rabbit and the tortoise.
What would happen to writing if paragraphs didn't exist is that when the reader reads the writing, he/she might skip a sentence or even get confused. And then you might not understand it yourself. It can affect the reader by not understanding what is going on in the writing if it's a story.