The best translation of the sentence- সমস্যাটি যথাযথভাবে সমাধান করা হয়েছে।

A The problem is solved as per direction.

B The problem is finished properly.

C The problem has been solved in a benefitting manner.

D The problem is solved in a proper way.

Correct Answer: Option C

সমস্যাটি যথাযথভাবে সমাধান করা হয়েছে - The problem has been solved in a benefitting manner.