The best counterclaim to complete the statement is the following one:
C) however, original authors deserve credit for their information and insights.
Explanation:
It is the best counterclaim because it gives a solid and meaningful reason for citing sources in a bibliography, which can be tedious work. In other words, it explains that, in spite of the fact citing sources can be boring, it is still necessary and relevant for a very good reason: it is ethical and fair that the original authors get credit for their efforts.
