Compare the size of the crystals you would expect to form from the lava in diagram C and from the magma in diagram B. Explain.

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.

artificial selection

explanation:

this occur when man select base on their intelligent