How to render additional information when clicking on a React list item?

Question

React

Guys, the essence of the problem is this, I map the list and when I click on a certain element, I need to display additional information for this element. Hung a click handler on the excess and when the flag is changed, information is displayed on all elements and not on a specific one

Answer 1

https://codesandbox.io/s/qna-q933195-4u1sm