What is the process of revision? a. polishing and editing a piece of writing b. offering an opinion of a written work c. giving judgment based on criteria d. researching information about a topic

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 !