{"answers": "C", "options": ["m : $ 30 for students is a bit pricey .", "m : so my 10-year-old son needs to pay $ 20 .", "m : $ 20 for students is quite reasonable , do i need to show my student id ?", "m : $ 12 for adults is a good price ."], "article": "m : how much is the entrance fee to you know zoo ? f : the fee is $ 30 . m : is that for adults or children ? f : that 's for adults . the price for students is $ 20 , then for children under 12 it 's free .", "id": "train_5497"}