Definition: You are given a paragraph (Passage), a question (Question) and two answer options (Option1 and Option2). Your task is to find the correct answer (and return the string of the correct option, not option1/2) for the given question from the given options and based on the given passage. Answer of the question can be found directly from the passage.
Input: Passage: My friends and I got together this afternoon to celebrate my birthday . So I got to decide on where to go eat . I chose the local pub , because they have the best wings and fancy brews . I rode my bike there , they all walked or drove . Once we met there , we all hugged and sat down and ordered some food and beers . I got my favorite beer , wings and garlic bread and really had a great time ! I did n't even know the pub served cake . They all sang happy birthday to me and we ordered another round of beers . When I tried to pay my share of the bill , they waved my wallet away and paid for the meal as a birthday treat ! Question: Who walked or drove to the local pub? Option1: their friends Option2: the narrator
Output:
their friends