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MIT 21F Spanish I - IV (OCW) 16 Online
OpenStudy (anonymous):

Se prohíbe el uso de _____ ciertos días de la semana en la Ciudad de México para reducir la contaminación del aire. A. pesticidas B. aerosoles C. coches D. productos químicos

OpenStudy (anonymous):

@grrrxxiii

OpenStudy (anonymous):

its asking whatnhelps get rid of air pollution

OpenStudy (anonymous):

A or B

OpenStudy (anonymous):

B or D actually

OpenStudy (anonymous):

Is it b

OpenStudy (anonymous):

yeah

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