How do we guard ourselves from the misuse of power by the government?

What are the expressed and implied powers of the president

Plz , ive been stuck on this forever. what action did president jefferson take to stop britain and france from seizing american merchant ships. a. he declared war on france. b. he called for increased tariffs on british and french goods. c. he called for embargo on all foreign trade. d. he declared war on britain.

6. how are goods and services distributed in a free market system?