19. All of the following are grammatically accurate EXCEPT which one?
(A) The current ecological crisis demands a radical redesign of how we live and organize oursocieties.
(B) These changes are in urgent need and thus have to be implemented immediately.
(C) By greening our cities with street trees, urban parks, and community and rooftop gardens,we can keep ourselves cooled, and fostering happiness and social connection.
(D) Thanks to the heat generated by traffic and industrial activities, urban air temperature isoften higher than in rural environments.
(E) Hotter cities compel urban citizens to opt for air conditioners in order to stay cool, whichfurther strains energy demands and worsens the heat in the city.