The most important ways of preserving the Glorious Qur’ān by Sahǻbah include?

A. establishing schools in major cities and teaching the Glorious Qur’ān
B. teaching the application of sunnah practically
C. explaining the conduct of the prophet according to the Glorious Qur’ān
D. guiding the new converts in Islam ways of life

Correct Answer: Option A

A. establishing schools in major cities and teaching the Glorious Qur’ān