What was Jafargulu agha Javanshir's reason for arriving in Tiflis around 18 October 1806?

A. To receive a promotion to colonel rank from Alexander I
B. To participate in battles against the Russo-Karabakhi army
C. To put forward his claim as principal heir of his grandfather in opposition to his uncle Mehdigulu Khan
D. To meet with General Ivan Gudovich to discuss a potential alliance with the Iranian army
Answer: 