Guys pls answer this question for me pls

pouring a layer of oil in water

Explanation:

hope this helps you

I think the answer is washing vegetables before cooking them.because this will definitely cause cholera and not malaria.(D)

but if you use the other methods on a,b and c they can stop the spread of malaria.for example if you pour oil on the surface of water it can prevent mosquitoes from breeding or cause death to the eggs,thereby preventing malaria same applies to b and c.

I hope this helps

liquid crystals are matters in a state which have properties between those of conventional liquids and those of solid crystals[1]. liquid crystal is partially ordered and anisotropic. in terms of molecular order, liquid crystal molecules have one-dimensional or two-dimensional long - range order.

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.