You have measured the rate at which a fish breathes at various temperatures by counting the rate i which it’s gills open. the data is below. graph this data

due to the fact that it skipped a generation we can tell it is definitely not a dominant trait, therefore it must be recessive. i think this is right let me know!

explanation:

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.