Wich of the alternative fuels on the list are renewable ? 1.alcohol 2.blends 3.hydrogen 4.electricity 5.biodiesel

Which pair of uses of figurative language from “the caged bird” support the extended metaphor of freedom versus oppression? back of the wind; floats downstream his wings are clipped; his feet are tied the caged bird sings; the free bird thinks dawn bright lawn; grave of dreams