Which excerpt most accurately supports an inference that Beowulf thinks Unferth is a coward?

“Blithe to mead
go he that listeth, when light of dawn
this morrow morning o’er men of earth,
ether-robed sun from the south shall beam!”
“Blithe to mead, , go he that listeth, when light of dawn, , this morrow morning o’er men of earth,, , ether-robed sun from the south shall beam!”

“For I say in sooth, thou son of Ecglaf,
never had Grendel these grim deeds wrought,
monster dire, on thy master dear,
in Heorot such havoc, if heart of thine
were as battle-bold as thy boast is loud!”
“For I say in sooth, thou son of Ecglaf,, , never had Grendel these grim deeds wrought,, , monster dire, on thy master dear,, , in Heorot such havoc, if heart of thine, , were as battle-bold as thy boast is loud!”

“What a deal hast uttered, dear my Unferth,
drunken with beer, of Breca now,
told of his triumph! Truth I claim it,
that I had more of might in the sea
than any man else, more ocean-endurance.”
“What a deal hast uttered, dear my Unferth,, , drunken with beer, of Breca now,, , told of his triumph! Truth I claim it,, , that I had more of might in the sea, , than any man else, more ocean-endurance.”