Question 127

### Which workflow command syntax correctly sets an environment variable named 'API_VERSION' with the value '2.1' for subsequent steps in a GitHub Actions job? > https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#setting-an-environment-variable 1. [x] `echo "API_VERSION=2.1" >> "$GITHUB_ENV"` 1. [ ] `echo "API_VERSION=2.1" >> "$GITHUB_OUTPUT"` 1. [ ] `export API_VERSION=2.1 >> "$GITHUB_ENV"` 1. [ ] `set-env name=API_VERSION value=2.1`