Question 128

### Which of these can you customize in a Codespaces `.devcontainer/devcontainer.json` configuration file? (Choose three.) > **More info**: [Introduction to dev containers](https://docs.github.com/en/codespaces/setting-up-your-project-for-codespaces/adding-a-dev-container-configuration/introduction-to-dev-containers) - [x] Operating system or base image - [x] Shell configuration - [ ] GitHub Actions billing usage - [x] Codespace display name - [ ] Repository branch protection rules - [ ] Organization-level policies