A coin is tossed thrice and all eight outcomes are assumed equally likely. In which of the following cases are the events E and F independent ? (a) E: "the first throw results in head". F: "the last throw results in tail". (b) E: "the number of heads is two". F: "the last throw results in head". (c) E: "the number of heads is odd". F: "the number of tails is odd". ALE