The Treaty of Paris marked the end of the Spanish American War. The correct option among all the options that are given in the question is option "a" or the first option. The Treaty of Paris was signed on 3rd of September in the year 1783. I hope that this is the answer you were looking for and it has helped you.
Answer: Deccan Plateau
Explanation:
Deccan Plateau
Deccan
The southernmost part of Deccan plateau near the city of Tiruvannamalai, Tamil Nadu
Highest point
Elevation 600 m (2,000 ft)
Coordinates 17°N 77°E Coordinates: 17°N 77°E
Naming
Native name Dakkhin (Kannada)
The large Deccan Plateau or Deccan in the south-central region of the Indian subcontinent is located between the Western Ghats and the Eastern Ghats and is loosely defined as the peninsular region between these ranges that is south of the Narmada river. To the north, it is bounded by the Satpura and Vindhya Ranges. In addition to its vague geographical boundaries, the Deccan also refers to a cultural, historical, and geopolitical region whose boundaries may not reflect its geographical boundaries (see: Deccan Sultanates, Hyderabad Deccan).
You'd need to specify the country for this question to be answered
They probably felt very threatened and aimed to improve defense mechanisms