Read the passage. excerpt from "remarks on east-west relations at brandenburg gate in west berlin" by ronald regan but in the west today, we see a free world that has achieved a level of prosperity and well-being unprecedented in all human history. in the communist world, we see failure, technological backwardness, declining standards of health, even want of the most basic kind—too little food. even today, the soviet union still cannot feed itself. after these four decades, then, there stands before the entire world one great and inescapable conclusion: freedom leads to prosperity. freedom replaces the ancient hatreds among the nations with comity and peace. freedom is the victor. refer to explorations in literature for a complete version of this speech. which statement best describes the validity and sufficiency of reagan’s evidence? a: it is irrelevant and insufficient so it weakens his argument overall. b: it is relevant and sufficient evidence