Directions: Read the following passage and answer the question that follows:
Passage: Researches suggest that there are creatures that do not know what light means at the bottom of the sea. They do not have either eyes or ears; they can only feel. There is no day or night for them. There are no winters, no summers, no sun, no moon and no stars. It is as if a child spent its life in darkness in bed, with nothing to see or hear. How different our own life is! Sight shows us the ground beneath our feet and the heavens above us-the sun, moon, stars, shooting stars, lightning and the sunset. It shows us day and night. We are able to hear voices, the sound of the sea and music. We feel, we taste, we smell. How fortunate we are!
Question: In the passage a child in darkness is likened to