Why can Asoka history be described as written in stone

Why can Asoka's history be described as "written in stone"? answer choices. Because most of what we konw about him and his rule comes from the stone age. Because most of what we know about him comes from his best friend's cousin's sister's little cousin Dwayne "The Rock" Johnson.

Explanation: Mark me brainlist braaa

what are the options ?

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