Developer is working on a new feature and made changes on a branch named ‘branch-413667549a-new’.

When conflicts occur during a merge, the git merge --abort command can be used to stop the merge process and revert the repository to its state before the merge began.

Merge Conflicts: Occur when changes from different branches cannot be automatically reconciled.

Abort Merge: git merge --abort undoes the merge process and restores the pre-merge state of the repository.

Option D is correct as it correctly uses the git merge --abort command to revert to the pre-merge state.