Like a graphic novel or a comic strip, the Bayeux Tapestry tells its story through images; words (in

Like a graphic novel or a comic strip, the Bayeux Tapestry tells its story through images; words (in very simple Latin) play a minor role. What do the Tapestry’s artists choose to express exclusively through visualization? When do they choose to state something verbally? What might be the motivation behind these choices? What is left out of the story, or left ambiguous? What might be the reason(s) for this?