Between 1309 and 1311, Malik Kafur led two campaigns in South India. The significance of the expeditions lies in it that
1. they reflected a high degree of boldness and spirit of adventure on the part of the Delhi rulers
2. the invaders returned to Delhi with untold wealth
3. they provided fresh geographical knowledge
4. Ala-ud-din promoted Malik Kafur to the rank of Malik-naib or Vice-Regent of the Empire
Select the correct answer using the code given below.

Options

A. 1 and 3 only
B. 1, 2 and 4 only
C. 2 and 4 only
D. 1, 2, 3 and 4