All of the following were associated with the Central Pacific Railroad except:
OA) Scotch-Irish immigrant labor
OB) nitroglycerine explosives
OC) engineering of bridges and tunnels
OD) the "Big Four"

The declaration of independence gave the americans concrete reasons for the revolution

How did the construction of the erie canal improve transportation in the united states in the 1820s? a. the canal connected the great lakes to the mississippi river. b. the canal connected the great lakes to the ohio river. c. the canal connected the atlantic and pacific oceans. d. the canal connected the great lakes to the atlantic ocean.

Concerns about the environment prompt congress to pass a $1 surcharge tax on each gallon of gasoline. which statement best describes the impact of such a tax