What was Prince Shotoku’s most significant contribution to the Japanese government during his reign? He created a constitution with his advisors.
He abolished the country’s social hierarchy.
He removed foreign influence from government.
He gave more independence to the nation’s cities.

answer: this is because archeologists keep finding artefacts and ancient ruins dated more than 10000 to 15000 years, date around scientists said humans discovered language; which is at least mysterious as scientists always have said that is necessary to have a language to have architecture and some basic maths.

explanation: brainlest

i also think it is c