question:  Of what species is Miss Meuhl and Retief?
context: [Transcriber's Note: This etext was produced from Worlds of If Science Fiction, March 1962. "Miss Meuhl," he said, "in the past couple of weeks I've sat through six light-concerts, four attempts at chamber music, and god knows how many assorted folk-art festivals. I've been tied up every off-duty hour since I got here—" "You can't offend the Groaci," Miss Meuhl said sharply. "Whaffle left here three months ago," Retief said, "leaving me in charge." "Well," Miss Meuhl said, snapping off the dictyper. "I don't recall dictating any letters today, Miss Meuhl," Retief said, pulling on a light cape. Retief looked thoughtfully at Miss Meuhl. "You've been here on Groac for four years, Miss Meuhl. "Mr. Retief, those are just the sort of questions we avoid with the Groaci. 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. Miss Meuhl said, eyeing Retief over her lenses. Two Groaci wearing heavy eye-shields and elaborate crest ornaments indicative of rank rose as Retief entered the room. "I'll not be a party—" "You'll do as you're told, Miss Meuhl," Retief said quietly. "All our efforts," Miss Meuhl said, "to live down that terrible episode! I understand that a Terrestrial task force stood off Groac and sent a delegation down to ask questions. Fith rose; Shluh followed suit.
output:  Human
options:  Groacian  Unknown  Human  Reptile