Two students separated a mixture of oil and water by carefully pouring the oil off the top of the mixture into another container. They used a balance to measure the mass of the mixture before it was separated and also to measure the mass of the water and the oil by themselves after they were separated. Their data is shown in the table below. Separation Data
Before Separation After Separation
Mass of Oil and Water Mass of Oil Mass of Water
16.8 grams 7.6 grams 9.2 grams

What conclusion best fits the data?
A.
The mass of a mixture is less than the sum of the masses of the parts of the mixture.
B.
The mass of a mixture is equal to the sum of the masses of the parts of the mixture.
C.
The mass of a mixture is not related to the sum of the masses of the parts of the mixture.
D.
The mass of a mixture is greater than the sum of the masses of the parts of the mixture.
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    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.

can you explain it better

this question does't support enough resioning to answer.

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances