The martyrdom of Imam Hussain (R.A.) at Karbala is commemorated on which significant date

A) 1st Muharram

B) 10th Muharram

C) 12th Rabi' al-Awwal

D) 27th Rajab

Explanation

The 10th of Muharram, known as Ashura, is observed to commemorate the martyrdom of Imam Hussain (R.A.) and his companions in the Battle of Karbala.