The pilot program mentioned in the second paragraph uses UAVs primarily to A) map the dirty and dust-affected streets in Seoul. B) predict critica...

The pilot program mentioned in the second paragraph uses UAVs primarily to

A) map the dirty and dust-affected streets in Seoul.
B) predict critical points of pollution in Seoul’s metropolitan area.
C) create technological solutions to solve Seoul’s dust dilemma.
D) identify alternatives to some of the most distressing factors affecting South Koreans.
E) monitor industrial plant emissions in the city and its surroundings.