Answer
Nearsighted people can see things that are close to them clearly without glasses. The lenses on their glasses are made to help bring distant objects into focus and can interfere with clearly seeing object up close.
Work Step by Step
As discussed on page 720, near-sighted people wear diverging lenses to assist in the viewing of distant objects. However, they don’t have an issue with nearby objects; Their eyes can focus an image directly onto the retina, and in fact the corrective lenses make things worse.