Choose the correct sentence?

A They acted in accordance to his advice.

B They acted following his advice.

C They acted according to his advice.

D They acted upon his advice.

Correct Answer: Option D

শুদ্ধ বাক্য They acted upon his advice. কারণ, 'কারো পরামর্শ অনুযায়ী কাজ করা' অর্থে Act এর পরে preposition হিসেবে on/upon বসে।