20. the purpose of the constitution is presented in the

a. preamble.
b. amendments.
c. bill of rights.
d. articles.

Persons or group opposing or hostile to another person or group the definition word is

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.

The first time that unmanned underwater "gliders" were used by ocean scientists to respond to an oil spill was after the