`(I) Aliens who have earned a master's degree or higher in science, technology, engineering, or math and have been working in a related field in the United States in a nonimmigrant status during the 3-year period preceding their application for an immigrant visa under section 203(b). | `(I) Aliens who have earned a master's degree or higher in science, technology, engineering, or math and have been working in a related field in the United States in a nonimmigrant status during the 3-year period preceding their application for an immigrant visa under section 203(b). |