input: Text: LEX By W. T. HAGGERT Illustrated by WOOD Nothing in the world could be happier and mere serene than a man who loves his work—but what happens when it loves him back? Keep your nerve, Peter Manners told himself; it's only a job. But nerve has to rest on a sturdier foundation than cash reserves just above zero and eviction if he came away from this interview still unemployed. Clay, at the Association of Professional Engineers, who had set up the appointment, hadn't eased Peter's nervousness by admitting, "I don't know what in hell he's looking for. He's turned down every man we've sent him." The interview was at three. Fifteen minutes to go. Coming early would betray overeagerness. Peter stood in front of the Lex Industries plant and studied it to kill time. Plain, featureless concrete walls, not large for a manufacturing plant—it took a scant minute to exhaust its sightseeing potential. If he walked around the building, he could, if he ambled, come back to the front entrance just before three. He turned the corner, stopped, frowned, wondering what there was about the building that seemed so puzzling. It could not have been plainer, more ordinary. It was in fact, he only gradually realized, so plain and ordinary that it was like no other building he had ever seen. There had been windows at the front. There were none at the side, and none at the rear. Then how were the working areas lit? He looked for the electric service lines and found them at one of the rear corners. They jolted him. The distribution transformers were ten times as large as they should have been for a plant this size. Something else was wrong. Peter looked for minutes before he found out what it was. Facto
  Question: How did Lexington come to create his factory?
  
   (A) He inherited the buildings and the base machinery in a windfall
   (B) He converted his factory from an automotive plant
   (C) He started from relatively little and built the operation slowly over time increasing automation capacity
   (D) After he graduated college, he and his business partner created the first factory prototype, but eventually split the business in half and parted ways
  Answer:
output: He started from relatively little and built the operation slowly over time increasing automation capacity