How did christianity development (start) in ethiopia?

according to https://en.wikipedia.org/wiki/Christianity_in_Ethiopia Frumentius returned to Ethiopia, he was welcomed with open arms by the rulers who were at the time not Christian.

Explanation:

a) hostility to or prejudice against jews.

b) the holocaust, also referred to as the shoah, was a genocide during world war ii in which nazi germany, aided by its collaborators, systematically murdered approximately 6 million european jews             , around two-thirds of the jewish population of europe, between 1941 and 1945.