With reference to India history,
consider the following statements:
The first Mangol invasion of India happened during the reign of Jalal-ud-din Khalji.
During the reign of Ala-ud-din Khalji, one Mangol assault marched up to Delhi and besieged the city.
Muhammad-bin-Tughlaq temporarily lost portions of north west of his kingdom to Mongols.
Which of the statements given above is/are correct?
a. 1 and 2
b. 2 only
c. 1 and 3
d. 3 only