C is correct
https://docs.servicenow.com/en-US/bundle/vancouver-customer-service-management/page/product/customer-service-management/concept/csm-cases-case-tasks-overview.html#:~:text=Customer%20service%20cases%20store%20information,work%20necessary%20to%20resolve%20cases.
A voting comment increases the vote count for the chosen answer by one.
Upvoting a comment with a selected answer will also increase the vote count towards that answer by one.
So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.
netvision_g
7 months, 2 weeks agoNokoNice
1 year, 1 month agoEspindolaGomes
1 year, 4 months ago