Drone exam · Meteorology Weather Why can a frontal passage matter before rain actually begins? Select one answer A Wind, gusts, cloud and visibility can change before precipitation reaches the site. B It cannot matter until rain starts. C Only battery colour changes. D Fronts affect only crewed aircraft. Check answer Correct answer: A. Wind, gusts, cloud and visibility can change before precipitation reaches the site. Frontal transitions involve several weather elements, not just rain.