Foreign language classes are among the most important classes in any high school or college. Perfecting English is important, and in addition, students should be learning at least one language of another origin. Doing so creates empathy and fosters communication with other cultures.

Which is the best revision of the underlined sentence, using concise and precise language?

A. In addition to perfecting English, students should learn at least one other language.
B. Perfecting English is important, and students should be learning at least one other language that is not English.
C. In addition to perfecting English, students should be learning at least one language of another origin.
D. Perfecting English will help students learn at least one other language of the same origin.