vegetation and the containing more well-maintained greenery has lower crime rates than areas with less greenery. 4) The results of the study came as a surprise to many professionals working in the city planning industry. 5) For years, urban planners had thought the opposite was true, 6) They assumed that more greenery would increase crime rates by shielding criminals and criminal activity. 7) However, the study clearly shows that as greenery increases, assaults, robberies and burglaries decrease. 8) Some researchers speculate that green spaces serve to create a healing and calming effect, creating a mindset that might deter a person from committing a crime. 9) Others think that green spaces may encourage a feeling of community and promote outdoor public gatherings. 10) If different people from a community come together in an area, the theory holds, the presence of the crowd will discourage criminal behavior. 11) The findings of the study could have a significant impact on future city planning initiatives, encouraging collaboration among different fields. 12) Green spaces also promote an environmentally- friendly community mindset. 13) Urban architects, law enforcement professionals and urban planners will likely come together to examine how more green spaces can be designed and implemented in cities. 14) In addition, community leaders and local politicians could work together to promote public gatherings in such spaces. Question What change needs to be made to sentence 3 (reproduced below) to make the sentence grammatically correct? The study concluded that, on average, areas containing more well-maintained greenery has lower crime rates than areas with less greenery. O Change "concluded to "concludes" O Change "containing to "contained" O Change "has" to "have" O Change "lower crime rates" to "a lower crime rate" CO​