সে মারা যাওয়ার পূর্বে ছে‌লে‌দের‌কে একটা গুরুত্বপূর্ণ উপ‌দেশ দি‌য়ে‌ছিল। (Translate into English)

Question

Accepted Answer

He had given his sons an important piece of advice before he died.

Answer

He gave his sons an important piece of advice before he died.

Answer

He gave his sons an important piece of advice before he had died.

Answer

He had given his sons an advice before he died.

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