Correct statement from the following--
Natural selection discriminates variations
Natural selection brings about evolution
Natural selection is essential for evolutionary process
Natural selection is the other name of evolution
Natural selection discriminates variations: Not always, it may favor variations or act against them Natural selection brings about evolution: Natural selection is a mechanism by which evolution takes place, however, it cannot be source of variations and can bring about evolution only if variations can emerge. Natural selection is essential for evolutionary process: see previous statement Natural selection is the other name of evolution: it is not, it is just (one of) the mechanism(s) of evolution.