Light from a point source X contains only blue and red components. After passing through a mysterious box, the light falls on a screen. Red and blue hands are observed as shown. The box must contain: 
Definitions:
Post-Structuralist
An approach in various academic disciplines that emphasizes the idea that meaning is constructed, dynamic, and context-dependent, challenging the idea of fixed structures and universal truths.
Normal Body
Refers to societal perceptions and standards of what is considered physically healthy and typical, often excluding bodies that differ.
Disabilities
Conditions that make it more difficult for a person to do certain activities or interact with the world around them.
Sociological Perspective
An approach to understanding human behavior by placing it within its broader social context, considering how society influences individuals and groups.
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