Asap ! copper canyon in mexico is actually a series of canyons that drain on the western side of the sierra tarahumara. the canyons make up nearly one-third of the state of chihuahua and contain some of the world's largest crystal mines. during tarahumara festivals, vendors sell the crystals, which are said to bring good fortune. during a peer review of tim's final draft, alesha noticed some writing convention errors. which editing check list box did alesha check? a. punctuation b. capitalization c. grammar d. paragraphing