Unlike italian humanists, northern renaissance christian humanists, such as erasmus,

The correct answer is "were interested in the early Christian period as well as early Greek and Roman culture". Northern renaissance christian humanists, such as Desiderium Erasmus criticized the church's lack of spirituality, and believed the ideas of Christianity and of classical civilization could be harmonized by making changes to the current ideology of the Church. On the other hand, most of the Italian humanists rejected Christianity to be against the Italian lords of that era.

can you explain it better