Which type of glacier can spread over millions of square kilometers? BTW the subject is Science just so u know... (A) Cirques
(B) Continental glaciers
(C) Horns
(D) Valley glaciers

answer; i believe that the correct answer is (agriculture);

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

according to this text from the preamble to the declaration, who gives men their unalienable rights?