 What is the symbolism of the title?
[p 135 ] By CHARLES V. DE VET monkey on his back Under the cloud of cast-off identities lay the shape of another man— was it himself? The corridor opened at last into a large high-domed room, much like a railway station or an air terminal. It took him only a few seconds to push the case into the compartment, lock it and slide the key along the floor beneath the locker. They were loaded with ore that would be smelted into metal for depleted Earth, or for other colonies short of minerals. After its three-thousand-mile journey across scorched sterile rock, it sucked the moisture from a man’s body, bringing a membrane-shrinking dryness to the nostrils as it was breathed in.
 The monkey represents Zarwell's pattern of joining resistance movements, only to watch them turn corrupt
 The monkey represents the series of false memories implanted in Zarwell's mind  The monkey represents Zarwell's affliction with ennui after becoming a civilian and living a more mundane existence  The monkey represents Dr. Bergstrom's manipulative influence on Zarwell's psyche  The monkey represents Zarwell's pattern of joining resistance movements, only to watch them turn corrupt