in which two ways can scientists exhibit ethical behavior?

1 cleaning their labs regularly to boost hygiene. 2 creating products that improve people's lives. 3 eating and drinking only during break

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it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540