Question

The writer wants to add language to the end of sentence 1 (reproduced below), adjusting the punctuation as needed, to help clarify the central concen
From Toronto, Canada, to Songdo, South Korea, cities around the world are promoting themselves as 'smart cities." Which of the following choices would best accomplish this goal?
A
because these two cities desire to be global technology leaders, especially in engineering and data collection
B
meaning that these cities attract the smartest companies so they can, in turn, provide high-paying jobs to local residents and attract the world
C
cities prepared to move into global markets and economies that transcend the typical geographic limitations of older, more traditional cities
D
communities that use the latest digital technology, particularly computer systems that respond to input from networks of sensors, to deliv
urban life
E
even though 'omart" has little to do with their intelligence and much more to do with the ways in which the cities will respond to the growia

Answer 1

Answer:

D: communities that use the latest digital technology, particularly computer systems that respond to input from networks of sensors, to deliver city services efficiently and improve urban life

Explanation:

This links back to the main idea of the passage and the writer wants a sentence in order "to help clarify the central concept of the essay."