________ requires that the data from each respondent be analyzed separately

During the winter time, an appraiser finds that the inside of an exterior wall of a building is about the same temperature as the other interior walls. The appraiser would come to the conclusion that:

A: The furnace is doing a good job; B: The wall insulation is adequate; C: Heat is leaking into outside walls; D: The heating duct system is faulty.

As the ruble's value fell through most of 2014, European firms began to feel the effects

Indicate whether the statement is true or false