Which option accurately describes the impact of a scientific innovation during the Renaissance?

Question

Gutenberg's printing press greatly improved the flow of information and led to a rise in literacy

gunpowder was invented in China and used during the Tang dynasty to fight the Mongols

eratosthenes calculated the circumference of the earth within 98 miles and improved mapmaking

the Roman empire effectively developed arches for use in the construction of bridges and buildings

i think its a

Answer 1

Yes, a.

Answer 2

thank u.

Answer 3

YW