Help me answer these 2 questions! best answer gets thanks and brainliest ^^

identify two contributions to technology that were made during the tang dynasty (1 point)

A. gunpowder and abacus
B. sails and irrigation
C. silk and paper
D. Written language and pottery

Analyze how Confucianism impacted Emperor Wudi's treatment of the nobility (1 point)

A. he made the nobles pass a civil service test
B. he increased the power of the nobility
C. nobles were punished less severely than peasants
D. he gave power to people who passed Confucianism tests