Answer:
Herot is a mead hall built by Hrothgar, King of the Danes. His subjects conjugate there // like a bar. This is the place Grendel invaded.
A) Leaves out a comma before Walt (i.e. this weekend, Walt?)
B) Is not a direct sentence. The speaker is not talking to Abraham Lincoln; she/he is only talking about him.
C) Uses the comma correctly in a direct address. The speaker is saying something directly to Denise and there is a comma directly after her name.
D) Again, the speaker may not be talking directly to the boys but simply to the parents of said boys.
I hope this helps!!
Blank verse is a poetry written with regular metrical but unrhymed lines, almost always in iambic pentameter.
It's are because the phrase economics is used as a plural term in the following sentence.