The correct answer is the following: option a. Seamus Heaney incorporated Old English poetry elements by the use of punctuation that copied the half-lines used in Old English poetry.
"Beowulf: A New World Translation" is a book written by author Seamus Heaney that was first published on October 1999 recollects and translate the poem called "Beowulf" written by the end of the first millennium. In his translation the author incorporated Old English by the use of punctuation that copied the half lines used in those times. This was done in order to preserve some aspects of the classical pattern in which the original piece was written in but adapting it to a modern piece that could be understandable.