How do you start a compare & contrast essay

The point of view that london uses in white fang the reader understand the perspectives

Explain how dave’s search for adulthood in ,the man who was almost a man” reflects the africa-american desire to escape the poverty of the south at the time the story was written.

Idon't know which one from these two forms is correct! "he believed that the technology of the future would allow robots to do the same tasks as a human." or "he believed that the technology of the future would have allowed robots to do the same tasks as a human. , it's ! i need your !