The correct answer is B) they provide the ritual obligations that need to be followed.
The significance of the five pillars is that they provide the ritual obligations that need to be followed.
The five pillars of Islam are the following. The Shahada or Profession of faith. The Salat or the daily prayers. The Sakat or share richness with the poor. Saum that means fasting during the period of the Ramadan. And finally, Hajj, that is the obligated pilgrimage to Mecca. Muslim people have to go to Mecca at least one time in their lives.
