... turning oft the thermostat. (B) There is no thermostat on the second floor. (C) The other tenants want a thermostat. (D) The second floor has enough heat. 154. When should the thermostat ... Select the best answer for each question and mark the letter (A), (B), (C), or (D) on your answer sheet. PRACTICE TEST FOUR 151 148 PRACTICE TEST FOUR Questions 150-1 52 refer to the following ... fees, there are hidden costs. It takes a lot of time to gather all the data needed to prepare your own taxes. My firm, on the other hand, already has this information on file, and we know the...