Logical Reasoning: A researcher depicts that the cost of housing is the single largest component of the cost of living for residents in Dhaka city. At this time, housing costs in the Dhanmondi Residential Area (DR/A) are higher than in the Uttara Model Town (UM/T) but lower than in the Gulshan Diplomatic Area (GD/A). If all of the above statements are true, which of the following must also be true?