What is the difference between delete and delete[ ] in C++?

1. ADelete is syntactically correct but delete[ ] is wrong and hence will give an error if used in any case
2. BDelete is used to delete normal objects whereas delete[ ] is used to delete pointer objects
3. CDelete is used to delete single object whereas delete[ ] is used to delete multiple (array/pointer of) objects
4. DMore than one of the above
5. ENone of the above