A. 2002
B. 2005
C. 2004
D. 2006
🧠 Explanation:
The first bus service connecting Srinagar and Muzaffarabad began in 2005, enhancing travel and communication across the Line of Control. “Started” is a past tense verb, and “bus service” is a noun phrase indicating transportation. Alternatives include “inaugurated” or “initiated.” Hence, the correct answer is 2005.