A
4 2 3 1
B
2 4 3 1
C
4 2 1 3
D
2 4 1 3
Correct answer: (c) 4 2 1 3
Explanation
- A
4 2 3 1
4 2 3 1 would date Salbai to 1769 and Madras to 1782. Salbai is 1782; Madras (First Anglo-Mysore) is 1769.
- B
2 4 3 1
2 4 3 1 starts Allahabad at 1784. Allahabad is 1765.
- C
4 2 1 3
Treaty of Allahabad 1765 (4); Treaty of Mangalore 1784 (2); Treaty of Salbai 1782 (1); Treaty of Madras 1769 (3). Code 4 2 1 3 is the official key.
- D
2 4 1 3
2 4 1 3 again mis-dates Allahabad to 1784.
Summary. Official key is (c) 4 2 1 3. Allahabad 1765, Mangalore 1784, Salbai 1782, Madras 1769.