Answer:
The correct answer to the following question will be Option C and Option D.
Step-by-step explanation:
- A computer program will not make any type of mistake in calculation, manually the teacher can make.
- Helps to reduce the errors comes in the written test of the students.
- It helps to do the work as fast as possible.
- It saves time, and the teacher able to do some other tasks.
Therefore, Option C and Option D is the correct answer.