Assign answer_per_Q

(in main.py)

56      word_num_per_choice = np.zeros(len(chunks))
...
71          for result in response.results:
72              print('Choice {}, Transcript: {}, word number: {}'.format(i+1, result.alternatives[0].transcript, len(result.alternatives[0].transcript)))
73              word_num_per_choice[i] = len(result.alternatives[0].transcript)
74  
75      print('word_num_per_choice: ', word_num_per_choice)
76      answer = np.argmin(word_num_per_choice)+1
77      if answer >= 1 and answer <= 4:
78          answer_per_Q[q] = answer