Urban Planner: The installation of green roofs in urban areas can reduce the overall city temperature during summer months, thereby reducing the need for air conditioning and energy consumption. However, despite their benefits, the widespread adoption of green roofs has been slow. This is because the initial cost of installing green roofs is considerably high, and because __________.
Which of the following, if true, most logically completes the urban planner’s argument?
(
A) there are sufficient numbers of skilled laborers available to install green roofs
- It does not make sense; we need to choose an option that goes with the statement that the initial cost is considerably high.
Eliminate(
B) green roof materials are often sourced from suppliers who are located far from urban centers
- This statement explains why the green roof is so costly, but we are not looking for an explaination.
Eliminate(
C) tax incentives for green construction projects are commonly available in urban areas
- this is the complete opposite of what the passage as a whole is telling us: if there are tax incentives, people should be applying for more green roofing, which is not the case.
Eliminate(
D) traditional roofing solutions are generally less expensive and quicker to install than green roofs
-
Correct - Firstly, it goes well with the previous statement. Secondly, this statement also makes sense with the passage about why people are not opting for green roofing their houses.
(
E) green roofs typically last longer than traditional roofing materials, thus potentially saving money over time
- tautology, Already given in the passage.
Eliminate