A. An ideal indication of the health of public sentiment
B. The least imperfect mechanism for judging the quantity of the sentiment of the public
C. The best indicator of public sentiment
D. The best barometer to assess the sentiment of the public
i. Faced with news that his illness was _______, the man decided to enjoy each day to the fullest possible extent.
ii. My mind is made up, and my decision is ________.
iii. The current stalemate between France and Britain cannot _______ long in view of the common economic considerations.
iv. She stood at the departure _________, a forlorn and lost figure in the hurrying crowds.