a)   Went in search of beautiful wives
b)   Went to the heavenly planets to approach apsaras
c)   Rejected their father’s idea and vowed to live a life of celibacy
d)   Went to Nrayana saras and performed severe austerities to fulfill their father’s desires

The correct answer is
d)   Went to Nrayana saras and performed severe austerities to fulfill their father’s desires