How was xuanzang changed by the journey to the west

Which of the following sentences is grammatically correct?

The ancient greek poet. homer, is credited with writing the odyssey. however, scholars still debate whether homer wrote the entire epic. what is the main reason for this uncertainty? o some sections of the epic are written in different poetic styles and forms. most ancient greeks could not read or write, so the epic was first written in latin ob och storytellers repeated the epic aloud for centuries before it was ever written down. od the epic was a fictional account, so the identity of its author may have been fictionalized as well.

Who calls tyler into his office to fire him his job