What waterway constructed in central america had the greatest impact on the increase of trade between the atlantic and pacific coasts of the united states

For each of the following examples of data, determine which scale of measurement is used. a) the number of miles joggers run per week. b) the starting salaries of graduates of mba programs c) the months in which a firm's employees choose to take their vacations. d) the final letter grades received by students in a math course.

What nitrogenous bases are found in rna

What do you call places that belong to united states but arent states