"To preform specific useful computing tasks, like word processing and calculation" is the correct answer. This is the whole purpose of system software. The third answer is some other type of software(third party software?) and the fourth answer is most likely a compiler. Those are the easiest to take off. The second could also work.
The two answers I would go with are the first and the second.
B. forum
they hold the most accurate information and people respond the most
Answer:
Click on an answer, then click "Add Answer +(?)"
Explanation:
This way you'll be able to add a question to any brainly question that you are able to add a question to. Such as this one. You will receive half the points that the person asking the question assigned to the question, with the minimum being 10 points. After this you will receive those points and be able to write a response much like this one allowing you and 1 other person to answer the same question and received thanks and or brainliest by which the user asking the question can give out to the person who they believe gave the best answer.
Hope this helps! <3
