The failure of Unferth's and Beowulf's swords, Hrunting and Nægling, is just one of many instances of parallelism in the poem. Of the following options, which best describes the purpose of parallelism in this poem?
To tie two discrete parts of the poem together.
To serve as a mnemonic for the poet.
To jog the memory of listeners.
To utilize the symbolism of the first sword and apply it to the second.