According to Paragraphs 2 and 3, Glaeser most probably agrees______.
A．concentrated populations hinder the development of cities
B．city pollution is posing a threat to surrounding suburbs
C．suburbs develop at the expenses of environment
D．environmentalists are wrong in opposing building in temperate areas

未分类题The privacy bill of rights is meant to______.A．clamp down web surfers' s dishonest behavioursB．restrict internet firms' control over informationC．give American government control over informationD．ease the tension between digital marketers and web users

未分类题Whats the response of the online-advertising industry towards the formal 'do not track system'?A．A gentle persuasioaB．A stiff resistance.C．A forced surrender.D．A combination of tough and soft.

未分类题The author suggests that the discussion about food security should stress______.A．promoting a healthy and humane lifestyleB．reducing the consumption of animal productsC．advancing the globalization of economyD．redefining our priorities and pursuing goals

未分类题The author tends to think that the path to novel ideas lies in______.A．critical thinkingB．cooperation with othersC．independent endeavorD．ambitious goals

未分类题Scientists interest in three-parent children conies from the desire of eliminating______.A．a rare and life-threatening inherited diseaseB．a huge number of rarely-occurring inherited diseasesC．the genetic influence from unhealthy parentsD．mutations in the nuclear DNA