What inventions or discoveries were made during the Tang and Song dynasties? Select ALL that apply. A) gunpowder
B) paper
C) steel
D) woodblock printing

What was the purpose of the u.s navy's convoy system

At the time of the brown v. board of education decision,schools were segregated everywhere in the country.several states had laws requiring segregated schools.schools in nearly every state has been desegregated.segregation was common in the north, but not in the south.

Plz 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 an embargo on all foreign trade. d. he declared war on britain.