The Main Purpose of the Two Funerals, the Green Funeral

The main purpose of the two funerals, the Green Funeral and the Dry Funeral, carried out by the Kotas of Southern India, is to:

A) provide ample opportunity for mourners to participate
B) improve the chances of the deceased having a good afterlife
C) cleanse the survivors from the contamination of death
D) avoid the need to cremate the bodies.