question:  Why does Doctor George think he can substitute Mrs. Glubbes nuetroid without her noticing?
context: Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] They were such cute synthetic creatures, it was impossible not to love them. If I don't want to follow my aptitudes, the only choice is common labor. And because I have a B.S. in biology and an aptitude for dealing with people. A class-C couple, allowed no children of their own, could get quite attached to a cat-Q-5. The felines were emotionally safer than the quasi-human chimp-K series called "neutroids." When a pet neutroid died, a family was broken with grief; but most couples could endure the death of a cat-Q or a dog-F. Class-C couples were allowed two lesser units or one neutroid. Attention All District Inspectors: Subject: Deviant Neutroid. He disclaims memory of deviant's serial number. This could be a ruse to bring a stop to investigations when one animal is found. If allowed to reach age-set or adulthood, such a deviant could be dangerous to its owner or to others. Its replacement-quota of new neutroids was around three hundred animals a month. He tried to estimate how many of July's influx had been K-99s from Bermuda Factory. And there were only eleven empty neutroid cages in his kennel. He wadded the memo in his pocket, then nosed the truck onto the highway and headed toward Wylo City and the district wholesale offices of Anthropos, Inc. A week's deadline for finding and testing forty neutroids would put him in a tight squeeze. Of course, no hospital would play along with her fantasy and take a neutroid, especially since she couldn't pay for its treatment." "I still don't see—" "I thought perhaps you could help me fake a substitution. You're welcome to it, Doctor, but you can't fake a serial number. Only thirty-five of July's Bermuda-K-99s had entered his territory, and they were about equally divided among five pet shops, three of which were in Wylo City.
output:  Neutroids from the same series look identical.
options:  Neutroids can only say a few words. It won't be able to give itself away by saying the wrong thing.  Mrs. Glubbes believes the neutroid is a human baby. She's probably crazy enough not to notice a difference.  He plans on changing the serial number.  Neutroids from the same series look identical.