In pseudocode: a = input() b = f(a) c = g(b) d = h(c) If you delete the unused variable d, then c will be unused, so you’ll have to delete it too. Ite

In pseudocode: a = input() b = f(a) c = g(b) d = h(c) If you delete the unused variable d, then c will be unused, so you’ll have to delete it too. Iterating this, you will end up deleting the entire code.