Final answer:
The episode titled 'Diwali' is featured in the television series 'The Office'. It is the sixth episode of season three, focusing on the characters attending a Diwali celebration, with cultural and comedic elements.
Step-by-step explanation:
The comedy television series that featured an episode titled 'Diwali' is B) "The Office". In 'The Office', the episode 'Diwali' is the sixth episode of the third season, which showcases the staff of Dunder Mifflin attending a Diwali celebration. The episode includes themes of cultural exchange, awkwardness, and humor as the characters navigate the nuances of an Indian festival they're largely unfamiliar with.
The comedy television series 'The Office' featured an episode titled 'Diwali'.