Help me with this please

Describe alvord's tone in the two paragraphs on the history of dartmouth and its native american studies program (paras. 21-22)?

Among the following environmental factors, which does not have a long-term impact on the composition of a region's soil? a. kinds of crops grown b. types of fungi present c. topography of the landscape d. variety of species of mammals e. number of freezes occurring annually

Which of the following is a unit of volume measure?                 a.  bunch      b.  tablespoon      c.  gram      d.  dozen