The word "belligerent" means hostile, aggressive, or ready to fight.
The closest synonym among the given options is:
"Combative" – which means eager to fight or argue.
The correct synonym is:
"Combative" (Option C).
Thus, the correct answer is Option C.
Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?