Sarah learns that a certain group of people living far from a city need to find a solution for filtering their drinking water.
They want to build their own filter using common materials.
They do not want to purchase technologies from outside of
their region because of the expense of transporting the filters
long distances.
Which filter design would be BEST for the needs of this group
of people and why?

the supermassive black hole is in the middle of the galaxy.

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.

there's the proffessional site that will you.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.