Question

ナ オ

~has given us a better picture.のところの文について質問です。
答えはイメージが以前よりよりよくわかる　なのですが、よりよいイメージをわたしたちに与えてくれた　だとなぜ間違いですか？

10
本 40ページ)
The history of the development of numbers is still not fully
understood, but recent work by researchers into *clay tokens
found all over the Middle East has given us a better picture.
Thanks to this research, it now seems probable that mathematics
was invented before writing itself.