Which CSS framework developed by twitter

A. W3.css

B. Bulma

C. Bootstrap

D. Flex

Correct Answer is :

C. Bootstrap

Explanation

The CSS framework developed by Twitter is called Bootstrap. Bootstrap is an open-source front-end framework that was originally created by Twitter engineers and later released as an open-source project. It provides a set of pre-designed, responsive components and styles for building modern and visually appealing websites and web applications.