The correct options are: "Crosses on buildings and placement of human remains"
Religious sciences or religious studies are expressions that designate the scientific, neutral and multidisciplinary study of religions; encompassing its myths, rites, values, attitudes, behaviors, doctrines, beliefs and institutions. It should not be confused with religious indoctrination, religious formation, religious education or teaching of religion (extended to the population as a whole, especially during childhood - catechesis, Sunday school, madrasa), nor with the formation of religious or ecclesiastical career (restricted to the clergy -seminar-).