Question

why Brahmans comes top in all castes..​

Answer 1

Brahmins come at the top of class , of four varna and term as high caste because of its culture , heritage and teachings and sacrifice , and also it is long time caste which emerged very before. So, theoretically brahmins termed as a top class.....

Answer 2

Because:.

1)they were teachers in ancient times & technically teachers/gurus are believed to be a top job/professiom as they teach us & make us learn

2)They were believed to have the highest & GREATEST level of knowledge

3)They never attempted bad deeds