What will be the output from following perl code? Flinstones = {"fred", "Kilma"}; push {flinstones, "barney"}; Push {flinstones, "betty"}; $a = pop {flinstones}; $b = shift {flinstones}; $c = reverse {flinstones}; print "Q1: $a $b "; foreach $name (c) {print "Q2: $name ";}