With the grand ambition of sending unbreakable coded messages, some physicists are using exotic tools – quantum mechanics and streams of individual photons – to shut out (i)____________. But a wire and a few resistors may (ii)____________ a message as securely, according to a physicist who claims to have devised a simple and uncrackable scheme. The idea shows that more (iii)____________ methods might compete with budding quantum cryptography. A. inaccurate transmissions B. convey C. mundane D. pernicious influences E. decode F. complex G. prying eyes H. intercept I. celebrated