Answer:
Satellite city
Step-by-step explanation:
A smaller city that develops near a large city is called a "Satellite city."
This is because a satellite city is any type of smaller city that is adjoining to the main city nearby, however, with their government and economic development outside the main city to support their population.
A smart city on the other hand is a form of city that utilizes the latest technology to gather data to manage the city's resources including physical, human, capital resources, etc.
Hence, in this case, the correct answer is "Satellite City."