Need help with number 6 please 20 points and brainliest !!!

Me i really need which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus

Mee why did the government control the news and information americans received about the war? to eliminate propaganda that unfairly targeted immigrants to influence public opinion in support of the war effort to inform americans about troop movements and major battles

What role did consumers play in slowing the economy down in the 1920s? consumers demanded fewer goods. consumers demanded more goods. consumer demanded less expensive goods. consumer demanded better-made goods.