Question: that's the true test
That is the real test.

Answer: yes

Question: I believe that such an approach has conceptual merit and should be explored along with the other key concepts outlined above.
The concept is extraordinary.

Answer: it is not possible to tell

Question: There was a great outcry when the city of Manchester to the southeast developed the lake as a reservoir for its swelling population.
Many expressed disapproval of the reservoir development.

Answer:
yes