The name of the Qu'ran which describes it as the criterion is
al-Hakim
al-Furqan
al-kitab
al- huda
Correct answer is B
The name of the Qur'an which describes it as the criterion is al_Furqan, The name Al-Furqan, or "The Criterion" refers to the Qur'an itself as the decisive factor between good and evil.