 What was Retief's ultimate mistake?
"Whaffle left here three months ago," Retief said, "leaving me in charge." He looked at Retief and froze in mid-motion, a metal tube poised over a waiting pot. Retief backed into the opening to a narrow crossway and offered further verbal familiarities to the drunken local, who followed, furious. Retief backed, rounded a corner into a narrow alley-like passage, deserted, silent ... except for the following Groacian. Retief stepped around him, seized his collar and yanked. Retief stood over him. "I can talk no more of this matter—" "You'll talk to me, or there'll be a task force here in five days to do the talking," Retief said.
 Trusting Miss Meuhl to do what he said
 Asking too many questions  Trusting Miss Meuhl to do what he said  Making the Groacians show him the ship  Breaking into the Foreign Ministry