Foot odor may be treated with topical use of:

Errors of ________ occur when the eyeball is either too long or too short, the lens loses its elasticity, or the lens or cornea has an irregular curvature

a. retraction b. refraction c. renunciation d. retrusion

The author notes that recently built sport stadiums tend to resemble

A. medieval cathedrals in Europe. B. shopping malls with a playing field in the middle. C. factories designed to produce winning teams. D. the homes of wealthy season ticket owners.