The sentences “And yet the war grew out of the same base instinct for domination or conquest that had caused conflicts among the simplest tribes” (lines 27-30) and “The scientific revolution that led to the splitting of an atom requires a moral revolution as well” (lines 64-66) contain relative clauses respectively classified as

The sentences “Peoples have been subjugated and liberated” (lines 17-18) and “Their civilizations had given the world great cities and magnificent art” (lines 24-25) are respectively in the