B and D are correct answers. Read documentation bellow to understand why E is not a correct one.
https://docs.oracle.com/cd/B28359_01/appdev.111/b28370/restrictreferences_pragma.htm#LNPLS01339
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.
maabreh
2 years, 1 month agoPaps23
2 years, 3 months agosobrinho
4 years, 5 months agoemmandavies
4 years, 6 months ago