I believe it is B. unite the colonies in their opposition to British policies.
The following statement about soil formation are true:
1. The composition of soil depend largely on the composition of the parent rock.
2. Strong roots of shrubs and trees hold on to soil and protect it from erosion.
3. Soil formed from local rock is residual soil and soil formed from distant rock is transported soil.
Soil are typically formed from rocks. The nature of the soil depend on the type of rock from which the soil was formed. It takes a long time for a soil to be formed from a parent rock. Erosion is the process that carries the surface soil away, but the root of shrub and trees usually prevent this by holding on to the soil particles.
The correct answer is; To save any work or data that they may have been working on. The command that needs to be given is "shutdown -h +15 It is time for a shutdown!"
Further Explanation:
By giving employees time to save their data and work, this helps with employee relations. If the system is shut down without notice, the employees could lose hours or even a whole days work. It is important that they are told in advance. Many companies will send an internal message or email and this will inform all employees of the shut down time and date.
Employers may also shut down systems for generator testing and will give a specific time frame for this also. This allows for all computers to be shut down and no work lost.
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The instrument is called the Oscilloscope.
