B?
They want me to add at least 20 characters for some reason so that's why I wrote this. You don't have to read it. Life is good.
The word with an affix that means "full of" is D. Stupendous. Stupenduos contains an adjective suffix which means "full of". Other examples like the words 'Poisonous', meaning full of poison and 'joyous' meaning full of joy. Stupendous means astounding or extraordinary.
Beowulf using epithets for King Hrothgar for instance, “king of Danes,” “the Scyldings’ friend,” “the Breaker-of-Rings,” “the famed prince,” and “the doughty monarch.” There are a lot of epithets shown about how the beloved King Hrothgar. Another example is Unferth "jealous of Beowulf" also has another name "Unferth Son of Ecglaf". Beowulf also has many epithets that help complete his character. Beowulf is known for many different names, "Prince of the Weders, Son of Ecgtheow", "the Geatish Hero, Lord of the Seamen".