A paradox is in contrary to expectations. It may also refer to perceived opinion or existing belief. It is a statement which includes ultimate truth but is self-contradictory. To make the reader think in an innovative way, a paradox is used.
Few examples of paradox are:
“I can resist anything but temptation.” – Oscar Wilde
Therefore, best definition of paradox is the pairing of opposites.
I would say that “He runs fast despite his old age.”
If you are in k12, the answer is:
"Ben looked forward to discovering which route they would take and which unique places they might visit this year."
The theme is the message that an author is trying to get his or her readers to understand. For example, in the Greek myth of Daedalus and Icarus, the theme was "don't be prideful". Because Icarus and Daedalus violated this by trying to act like the gods, they were punished: Icarus fell into the ocean and drowned.