Mark the statement if it correctly describes achievements of the han dynasty. a. trade with other parts of the world was expanded. b. a civil service system based on merit was begun to fill government positions. c. territorial borders were expanded. d. silk was discovered. e. paper was developed. f. schools were set up to teach confucian ideas.

following type of cultural development caused people to want and buy new products on the market :

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.

number 4. should be the correct answer