The following chronological sequence of visits is accurate:-
IV: Al-Biruni (visited India in the early 11th century, circa 1020 CE, during Mahmud of Ghazni's rule).-
III: Ibn Battuta (visited India in the 14th century, approximately 1333 CE).-
II: Abd al-Razzaq (visited India in the 15th century, around 1443 CE).-
I: François Bernier (visited India in the 17th century, between 1656 and 1668 CE).Consequently, the correct order is: IV, III, II, I.