A.introducers B.instructors C.conductors D.agents
A.crystal B.protein C.union D.conservative
A.input B.issued C.ensured D.wrapped
A.circumstances B.situation C.giant D.happen
A.applies to B.appeals to C.amazes D.actress
A.summing B.striking C.stirring D.arguing
A.peaks B.hills C.phases D.pink
A.administration B.suggestion C.approach D.appearance
A.appropriate B.appreciate C.admit D.affect
A.bother B.bitter C.bake D.band