Which of the following is a dependent clause? he received tickets to the game although we had tickets to the game we had tickets to the game they bought tickets to the game

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 !