Answer:
The correct answer is - not favoring anyone or taking any sides and representing facts fairly.
Step-by-step explanation:
The meaning of the word "impartial" is to be fair to everyone and not being biased to any particular side. In this context, it has the same meaning as in this sentence it is stated that a journalist can cover anything or any topic or news with any viewpoint they want.
It could be impartial, which means not biased and fair on the basis of facts, or might be biased as per their interests. The meaning of the word impartial is same in this context.