Which of the following allows natural selection and evolution to occur?
A
differences in the characteristics of individual trees
(B using other plant parts instead of roots to absorb water
Cincreasing the height of the water table
D
having an identical genetic make-up

it would be rhyolitic hope this

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you

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.