William Sharon proposed the four mile long tunnel from the Carson river into mt. Davidson to drain the excessive water and to provide better ventilation to the com stock mines

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.

the heightened emotion and nature images.

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is slave