[Solved] The 2000 U. S. Census allowed multiracial individuals to check more than one box to describe their racial identities. This served to create clarity and is considered by most to be the best way to categorize people. Malignancy: The presence of cancerous cells that have the ability to grow uncontrollably and spread to other parts of the body. Eyepieces: Optical lenses located at the viewing end of a telescope, microscope, or other optical instruments, through which the user looks. Magnifying Lens: An optical instrument designed to enlarge the appearance of objects or text, making details more visible to the naked eye. Microscope: A device used to view objects that are too small to be seen by the naked eye, by magnifying them.