instruction:
In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.
question:
Sentence: In one instance , Japanese police in the village of Jeam-ri , Hwaseong herded everyone into a church , locked it , and burned it to the ground . 
 Question: how was something burned?
answer:
to the ground


question:
Sentence: When BrdU is integrated into DNA , it is supposed that the bromine deforms the minor groove so that Hoechst dyes can not reach their optimal binding site . 
 Question: where is something binding?
answer:
site


question:
Sentence: While always referring to oneself or the audience by name would be considered strange in English , in Vietnamese it is considered friendly , and is the preferred way to converse among close friends . 
 Question: who are  referred?
answer:

oneself or the audience by name